CN102574628A - Valve with safety protrusion - Google Patents
Valve with safety protrusion Download PDFInfo
- Publication number
- CN102574628A CN102574628A CN2010800466783A CN201080046678A CN102574628A CN 102574628 A CN102574628 A CN 102574628A CN 2010800466783 A CN2010800466783 A CN 2010800466783A CN 201080046678 A CN201080046678 A CN 201080046678A CN 102574628 A CN102574628 A CN 102574628A
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- CN
- China
- Prior art keywords
- retaining ring
- valve
- container
- valve according
- bar
- 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.)
- Pending
Links
- 239000012815 thermoplastic material Substances 0.000 claims description 11
- 230000009977 dual effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- 239000003365 glass fiber Substances 0.000 claims description 5
- -1 polypropylene Polymers 0.000 claims description 5
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 4
- 229920002554 vinyl polymer Polymers 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 3
- 229920006324 polyoxymethylene Polymers 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims 1
- 229920000098 polyolefin Polymers 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 13
- 238000007789 sealing Methods 0.000 description 12
- 230000001965 increasing effect Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000002209 hydrophobic effect Effects 0.000 description 5
- 229920001971 elastomer Polymers 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000000443 aerosol Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 239000005060 rubber Substances 0.000 description 3
- 229920002449 FKM Polymers 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 239000011496 polyurethane foam Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RLRINNKRRPQIGW-UHFFFAOYSA-N 1-ethenyl-2-[4-(2-ethenylphenyl)butyl]benzene Chemical compound C=CC1=CC=CC=C1CCCCC1=CC=CC=C1C=C RLRINNKRRPQIGW-UHFFFAOYSA-N 0.000 description 1
- CEGGLAUJCLAPDI-UHFFFAOYSA-N 2-(chloromethyl)oxirane 2-chloro-3-methyloxirane Chemical compound C(Cl)C1CO1.ClC1C(C)O1 CEGGLAUJCLAPDI-UHFFFAOYSA-N 0.000 description 1
- ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical compound CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
- 229920006347 Elastollan Polymers 0.000 description 1
- 229920002633 Kraton (polymer) Polymers 0.000 description 1
- 229920002396 Polyurea Polymers 0.000 description 1
- 239000002174 Styrene-butadiene Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical group C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229920001519 homopolymer Polymers 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920003031 santoprene Polymers 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 239000011493 spray foam Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000011115 styrene butadiene Substances 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- B65D83/00—Containers or packages with special means for dispensing contents
- B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
- B65D83/44—Valves specially adapted therefor; Regulating devices
- B65D83/48—Lift valves, e.g. operated by push action
-
- 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
- B65D83/00—Containers or packages with special means for dispensing contents
- B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
- B65D83/75—Aerosol containers not provided for in groups B65D83/16 - B65D83/74
- B65D83/756—Aerosol containers not provided for in groups B65D83/16 - B65D83/74 comprising connectors, e.g. for tyre valves, or actuators connected to the aerosol container by a flexible tube
-
- 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
- B65D83/00—Containers or packages with special means for dispensing contents
- B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
- B65D83/16—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means
- B65D83/20—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means operated by manual action, e.g. button-type actuator or actuator caps
-
- 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
- B65D83/00—Containers or packages with special means for dispensing contents
- B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
- B65D83/16—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means
- B65D83/20—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant characterised by the actuating means operated by manual action, e.g. button-type actuator or actuator caps
- B65D83/201—Lever-operated actuators
- B65D83/202—Lever-operated actuators combined with a hand grip
-
- 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
- B65D83/00—Containers or packages with special means for dispensing contents
- B65D83/14—Containers or packages with special means for dispensing contents for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant for a product delivered by a propellant
- B65D83/44—Valves specially adapted therefor; Regulating devices
- B65D83/46—Tilt valves
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Closures For Containers (AREA)
- Valve Housings (AREA)
- Nozzles (AREA)
Abstract
The present invention is directed to a valve (1) for a container comprising a grommet 5 (2) having a plug system (10) and defining a channel (3) with an inlet end (4) and an outlet end (5) and a stem (6) slideably arranged in the channel (3), whereby the grommet (2) comprises at least two parts (7) and (8) sealingly engaged, said first part (7) having protrusion within said second part (8).
Description
Invention field
The present invention relates to be used for the novel aerosol valve of container of pressurized fluid, more specifically be used for one-component polyurethane foam and use.
Background of invention
Known, in application fields, the fluid storage under the pressure is generally known in container (jar or vessel).Fluid comes from container allocation by means of the valve in the cup that is arranged on container usually.
Well-known application is to be used in the sprayed foam that the technical application neutralization is used by the amateur.In itself, having the container that can spray foam can be exposed under suitable opposite extreme situations aspect the temperature and pressure.
Under these extreme cases, the pressure in the container possibly raise and valve possibly separate with container, has produced potential safety problem.
In order to prevent that above problem from taking place, adopted multiple safety measure, superpressure safety valve (overpressure relief valve) for example is provided or " blast parts (burst part) " are provided in container.Yet; The use of superpressure safety valve is expensive; For the container that on the building place, uses, in container, provide " the blast parts " that weaken to have no option, simultaneously because the involuntary blast of container can trigger through the use character of these containers.
However, because superpressure and separating with container, it is possible that the part of retaining ring (grommet) is installed on the container cup in order to prevent valve.Yet over-molded (overmoulding) is the low process of cost efficiency.
Have been found that now novel valve of the present invention has overcome above-mentioned defective.In order to prevent that valve from separating with container owing to superpressure, it is possible increasing adhering between the different retaining rings parts.
Valve according to the present invention is the valve that is used for container; This valve comprises cup, retaining ring and bar; Retaining ring defines the passage with arrival end and exit end; And bar is slidably disposed in the passage, and retaining ring comprises at least two parts that engage hermetically thus, and said first has the protrusion (protrusion) in said second portion.
In addition, have been found that valve is the moisture-resistant likewise of safe and enough flexible while, thereby avoided the bonding and the obstruction of valve.
The use of valve that is used for container is at EP 1,074, is disclosed in 484.The valve of the plastic cup that comprises the edge of opening that is attached to booster jar has been described in this invention, and it comprises the bonding apparatus of the jar adapter that is used for allocation units.Plastic cup also comprises deformable plastically, can the rivet tightly cylindrical Hu Bi of (clinchable) especially.The bonding apparatus that is used for jar adapter forms whole connecting bridge.It is processed by plastic material and connects the outward flange that net is attached to the Hu Bi of valve head via approaching.Safe lip is set to help renitency.
Though the bonding apparatus of this invention comprises that elevated pressure is not resisted by protection in the inside of valve with helping renitent safe lip.If jar pressure inside comprise that then the retaining ring of different elements can unclamp, and valve possibly separate with container owing to the extreme case of temperature and pressure aspect raises.In addition; Though adopted thermoplastic material that hydrophobic performance is provided and avoid in the container around the moisture diffusion/absorption of passing valve; But thermoplastic material demonstrates other to be not suitable for, and for example " creep ", " creep " are the well-known performances of themoplasticity (TP) rubber.When container is placed on extreme pressure following time, this creep allows material deformation also to cause that retaining ring separates with cup.
In view of the foregoing; The invention provides the valve and the assembly that is applied to distribute charging fluid of the container that is used to distribute charging fluid; Have safety performance, high adhesion value and enough elasticity, avoided simultaneously embedding or the use of molded step and avoided using the needs of spring.
In addition, valve is provided for the container that distributes charging fluid, this valve be anti-tide and therefore will forbid the water diffusion and/or absorb, water diffusion and/or absorb bonding and the obstruction that causes valve.
Prior art is not open according to valve of the present invention, and these documents do not propose relevant thus present acquisition rights and interests yet.
Summary of the invention
The present invention relates to be used for the valve of container; Said valve comprises retaining ring and bar; Retaining ring has the connector system and defines the passage with arrival end and exit end; Bar is slidably disposed in the passage, and retaining ring comprises at least two parts that engage hermetically thus, and said first has the protrusion in said second portion.
Invention is described
The present invention relates to be used for the valve (1) of container; Said valve (1) comprises retaining ring (2) and bar (6); Retaining ring (2) has connector system (10) and defines the passage (3) of have arrival end (4) and exit end (5); Bar (6) is slidably disposed in the passage (3), and retaining ring (2) comprises at least two parts (7) and (8) that engage hermetically thus, and said first (7) has the protrusion (11) in said second portion (8).
According to an advantage of valve of the present invention is the added security that the design through retaining ring provides.Because the first of retaining ring has connector system and the protrusion in the said second portion of retaining ring, so when when superpressure appearred in internal tank, this valve was prevented from separating with container dome (9) owing to the extreme condition of temperature and pressure aspect.
Another advantage according to valve of the present invention is the added resilience that provides through the first with the protrusion in the second portion of retaining ring that retaining ring is provided.And, through the first and the mating surfaces of second portion that increases retaining ring, adhering to of adding is provided and sealed.In addition, the different piece of hydrophobic retaining ring is dual injection.Because the technology of the different retaining ring parts of injection, so be guaranteed adhering between the first of retaining ring and the second portion.
The accompanying drawing summary
Fig. 1 schematically show the container that is used to distribute charging fluid according to valve of the present invention.
The description of preferred implementation
With reference to Fig. 1 and 2 and according to the present invention; Proposed to be used to distribute the valve (1) of the container of charging fluid; Valve (1) comprises retaining ring (2) and bar (6); Retaining ring (2) has connector system (10) and defines the passage (3) of have arrival end (4) and exit end (5); Bar (6) is slidably disposed in the passage (3), and retaining ring (2) comprises and is arranged on the first (7) that said exit end (5) locates and is arranged on the second portion (8) that said arrival end (4) is located, and it is characterized in that said first (7) has the protrusion (11) in said second portion (8).
Valve (1) is designed to be arranged on and is used for controlling the opening from the container dome (9) of said container allocation fluid.According to preferred implementation, valve (1) is designed to be clenched in the opening of container dome (9).The edge (30) that the connector system (10) that extends radially outwardly was set up and will supporting container dome (9) this valve of riveting tightly.The connector system (10) that this extends radially outwardly is processed by thermoplastic material, preferably through enhancement additive for example fibrous glass strengthen.Connector system (10) is resilient.The connector system (10) of retaining ring (2), and is riveted tightly to the edge (30) of container dome (9) in the opening of container dome (9) by buckle (snap).By means of connector system (10), added security is provided.Because the first of retaining ring has connector system and the protrusion in the said second portion of retaining ring, therefore when when superpressure appearred in internal tank, valve was prevented from separating with the container dome owing to the extreme condition of temperature and pressure aspect.
The said first (7) of retaining ring (2) is preferably processed by thermoplastic material, and thermoplastic material is poly-vinyl, polypropylene, polyamide, ABS, POM or PET for example, preferably through filler for example fibrous glass strengthen.The use of thermoplastic material comprises at least two parts (7) and (8) that engage hermetically in particular for valve (1), and wherein first (7) has the protrusion (11) in second portion (8), is the favourable corrosion to avoid when using metal cup, being experienced.
First (7) forms the shape of ring, defines to the center arrival end (4) of said passage (3).First (7) is designed, and makes it comprise and is used for preferably by means of the part that extends radially outwardly (31) valve (1) being riveted to the connector system (10) on the container edge (30).The part (31) of extending can be designed to continuous loop or more preferably be designed to the extension (31) that a plurality of spaced radials are opened.As shown in Figure 2, be provided with the extension (31) that spaced radial is opened.The shoulder portion (34) of the part that extends radially outwardly (31) is arranged to come buckle and added security is provided to container edge (30), and when raising with convenient container internal pressure, valve (1) is prevented from separating with container dome (9).
Preferably, first (7) also comprises extendible portion (19), and extendible portion (19) extends the ground injection-molded with the connector system (10) of retaining ring (2).Extendible portion (19) is installed on the edge (30) of container dome (9), and is preferably designed so that the high-mobility, multipurpose, wheeled vehicle coupling link of the jar adapter that is used for allocation units.At least two and preferred four are extended legs (33) and are connected with extendible portion (19) with enhancing extendible portion (19).In a preferred embodiment, the part (31) of four extensions of connector system (10), extendible portion (19), four legs (33) injection-molded and being integrally formed simultaneously.First (7) can reach best by this way to the sealing on the container dome (9).First (7) with connector system (10) has the big diameter of interior diameter of the opening of container dome (9), so the shoulder portion (34) of connector system (10) can support edge (30) connector of container dome (9).As shown in Figure 1 and illustrate in more detail like Fig. 3, the inwall of first (7) is provided with shoulder portion (22), and shoulder portion (22) forms the arrival end (4) of the first (7) of retaining ring (2) conically.
Another preferred embodiment of the present invention comprises the part (not shown in figures) as the circuitous extension that substitutes that is used for four legs (33).
The second portion (8) of retaining ring (2) preferably has the annular of the part that defines said passage (3), and the cone-shaped wall part that defines the exit end (5) of said passage (3) is extended from this annular.Said wall part is preferably defined by bar (6), and bar (6) has the toroidal extension (12) that is arranged on the annular a distance of distance.In a preferred embodiment, the annular of the second portion (8) of retaining ring (2) is attached to the first (7) of retaining ring (2).The second portion (8) of retaining ring (2) preferably includes at least one and is three the sealing lip that extends internally (20) in this case.
The first (7) of retaining ring (2) has the protrusion (11) in the second portion (8) of retaining ring (2).Said protrusion (11) can increase adhering between said first (7) and the said second portion (8) of retaining ring (2).Protrusion (11) in the second portion in retaining ring (2) of first (7) (8) has increased the mating surfaces between two parts, thereby and has increased the sealing of two retaining rings parts (7) and (8).More adhering between two parts (7) of retaining ring (2) and (8) stoped valve (1) to separate with container dome (9) more.Therefore increased safety.Protrusion (11) in the second portion in retaining ring (2) of first (7) (8) has stoped the fluid in the container to contact second retaining ring part (8), thereby has avoided material supporting the adhesion of the inboard of retaining ring (2), and has therefore avoided the blocking-up of valve function.In addition, connector that extends radially outwardly (10) and protrusion (11) have increased the elasticity of the retaining ring (2) of valve (1).
According to the present invention, the first (7) of retaining ring (2) and second portion (8) are preferably by dual injection-molded.Because the technology of the different retaining ring parts of injection (7) and (8) therefore provides added resilience.And through dual injection retaining ring (2) is provided, adhering between the first of retaining ring and the second portion is guaranteed.Retaining ring (2) is designed such that the different piece (7) of retaining ring (2) and the attaching surface of (8) increase.This additional seal provides than has been used for the safer valve module of the existing valve of booster jar to substitute.In addition, first (7) is dual injection-molded, makes the sealing on the edge (30) that obtains container dome (9) reach best.
The first (7) of retaining ring (2) is preferably processed by the hydrophobic thermoplastic material.Its advantage be through polyurethane and enter into polyureas that the reaction of the ambient water of container forms with inadhesion in first (7).Therefore, during the whole useful life of container, can realize the proper seal of valve (1) through bar (6).
In a preferred embodiment, first (7) is processed by thermoplastic material, and thermoplastic material is polypropylene or poly-vinyl, polyamide, ABS, POM or PET for example.This material can through enhancement additive for example fibrous glass strengthen.
Though these cmpds are hydrophobic, it demonstrates other and is not suitable for, and for example creep, creep are the well-known performances of thermoplastic rubber.Therefore, the needs for improved retaining ring are arranged, this retaining ring remains and repels moisture, but keeps the required clear-cut performance of rubber (snappy property) and not necessarily need spring.
According to the present invention, the hardness of the second portion (8) of the hardness ratio retaining ring (2) of first (7) is high.Preferably, second portion (8) is processed by the material of the hardness in the scope that has between Shore A 35 and Shore A 90, and durometer level is more preferably between Shore A 70 and Shore A 85, and even the more preferably hardness of Shore A 80.
Second portion (8) can for example be processed by thermoplastic elastomer; Thermoplastic elastomer is styrene-butadiene, butylene-styrene, silicone rubber, isopropyl ether (Kraton, Shell), haloflex (Tyrin for example; E.I.Du Pont Company), chloropropylene oxide (epichlorhydrin) homopolymer or copolymer, ethylene, propylene (Nordel; E.I.Du Pont Company), viton (Viton; E.I.Du Pont Company), (Santoprene), Vegaprene, Geolast, Thermolast and Trefsin (advanced elastic body service company (advanced Elastomer Services) (EXXON, Elastollan (Elastrogran))) are all put down in alcryn MPR (chloro-alkenes interpretation alloy), mountain.In preferred implementation according to the present invention, the second portion (8) of retaining ring (2) can play spring.
As shown in Figure 1; Bar (6) comprises disc-shaped base (17) and the conical protrusion that extends thus; Said conical protrusion defines the distribution passage (14) with inlet (14a) and exit end (14b), the contiguous said dish of this inlet (14a), and this exit end (14b) is positioned at the far-end of protrusion.Inlet (14a) is by defining adjacent to the hole in the conical protrusion of disc-shaped base.Bar (6) preferably includes the first dish type elastic lip branch (15) and the second dish type elastic lip branch (16) at the two excircle place that all is arranged on disc-shaped base (17).The diameter of the first dish type elastic lip branch (15) the preferably diameter than the second dish type elastic lip branch (16) is big.
In assembling constituted, bar (6) was inserted in the passage (3) of retaining ring (2), thus retaining ring (2) be positioned between the disc-shaped base (17) that circular seal lip (12) that exit end (5) locates and the arrival end (4) that is positioned at passage (3) locate clamped.Bar (6) contacts with the inner wall sealing of passage (3) in view of the above; Sealing is passed through the first dish type elastic lip branch (15) and the second dish type elastic lip branch (16) the conical shoulder portion (22) in abutting connection with the first (7) of retaining ring (2) on the one hand, and confirms in abutting connection with the conical protrusion of bar (6) through toroidal extension (12) on the other hand.
Represented like Fig. 1; Valve is intended to incorporate in the opening at edge (30) of dome (9) of container; The inner wall section of said thus edge (30) opening is clamped between the shoulder portion (34) of first (7) of annular (19) and retaining ring (2) regularly, thereby first sealing function is provided.Significantly, the shoulder portion (34) of the first (7) of retaining ring (2) is positioned in the container.Be further noted that in order to help to stop valve (1) all of a sudden to separate that first retaining ring part (7) preferably has the big overall diameter of interior diameter than the opening of cup with dome (9).
In a preferred embodiment, the second portion (8) of retaining ring (2) is on first retaining ring part (7) and along first retaining ring part (7) injection-molded.By this way, adhering to increase and reaching best between the different retaining ring parts (7) and (8).Protrusion (11) in the second portion at retaining ring of first (7) (8) provides additional seal and safety.Preferably, the second portion (8) of retaining ring (2) along first (7) and below first (7) injection-molded, and locate to compress the edge (30) of container dome (9) at sealing surfaces (13), second sealing function is provided.Because the second portion (8) of retaining ring (2) is processed by elastomeric material, so can between container dome (9) and retaining ring (2), obtain excellent sealing.
In operation, bar (6) can slide between the open position of valve (1) and off position.When static, because the disc-shaped part (17) of bar (6) compresses the shoulder portion (22) of the inwall of first retaining ring part (7), so valve (1) cuts out.In order to open valve (1), bar (6) is pushed in the direction towards container, distributes the inlet (14a) of passage (3) to be communicated with the inner space fluid of container thus.In case the pressure that acts on the bar (6) is released, the elasticity of the second portion (8) that they just will be through retaining ring (2) also is pushed to off position again through the pressure of internal tank.Protrusion (11) by means of the first (7) of retaining ring (2); The hole that the inlet (14a) of distribution passage (3) is located is positioned at distance second retaining ring part (8) a distance; Off position and open position at valve (1); Fluid in the container will not contact second retaining ring part (8), thereby avoid material supporting the adhesion of the inboard of retaining ring (2), and therefore avoid the blocking-up of valve function.
According to preferred implementation of the present invention and as shown in Figure 1, the second portion (8) of retaining ring (2) preferably comes dual injection-molded to the first (7) of the retaining ring (2) of container dome (9) via a plurality of injection shafts from retaining ring (2) beginning.By this way, the second portion (8) of retaining ring (2) is fastened on the edge (30) of container cup (9).Second portion (8) injection-molded through with retaining ring (2) arrives on the edge of container dome (9), has increased safety.When the pressure of internal tank raises, stoped separating of valve (1) and container dome (9) thus.In addition, the first (7) of retaining ring (2) and the attaching surface between the second portion (8) increase fully.Another advantage that the second portion (8) of retaining ring (2) is molded in the position that sealing surfaces (13) compresses the edge (30) of container dome (9) in the first (7) of retaining ring (2) is; Connector that extends radially outwardly (10) and themoplasticity sealing surfaces (13) are sealed in cup (9) on the booster jar, and do not use crimping machine (crimping machine).
According to another embodiment of the invention, the themoplasticity high-mobility, multipurpose, wheeled vehicle coupling link (9) that divides as middle interconnecting piece is provided, it is used for going up easy mounting at the graphic foam applicator of Fig. 1 (foam applicator).The existence of outside thread (21) has guaranteed the foam applicator easily is installed on the themoplasticity high-mobility, multipurpose, wheeled vehicle coupling link (19) outside.
According to preferred implementation of the present invention, themoplasticity high-mobility, multipurpose, wheeled vehicle coupling link (19) is as the extendible portion of the first (7) of retaining ring and be injection-molded.Therefore, as shown in Figure 1, valve (1) and high-mobility, multipurpose, wheeled vehicle coupling link (19) form intact part, so that be installed on the edge (30) of container dome (9).
In another embodiment of the invention, valve (1) comprises the connector system (10) that extends radially outwardly that added security is provided.As shown in Figure 5, connector system (10) is designed to support inside and two legs (40) of clamping of the cup (9) of container.In addition, the design of this preferred implementation does not need the machine riveting process that valve (1) is fastened to the edge (30) of the dome (9) of container, and valve (1) can be assembled like this and not use the riveted joint equipment, produces and has reduced productive costs thereby simplified.Through the leg that extends radially outwardly (10) in abutting connection with container dome (9) of first retaining ring part (7), realized additional seal.
According to another embodiment of the invention, can comprise the spring device in the first (7) that is installed in retaining ring (2) according to aerosol valve of the present invention (1), when filling, to help shutoff valve (not shown in figures).
The prior art retaining ring has been comprised that the retaining ring (2) of combination of the first (7) of the protrusion (11) that has in second portion (8) replaces.Protrusion (11) prevents the content of second retaining ring part (8) contacting container.In addition, protrusion (11) has increased first (7) and second portion (8) adhering on contact surface.Thereby, avoided additional treatment step for example laser beam welding fetch the needs that two parts are combined.
Valve (1) also need be a moisture-resistant.Therefore, the first (7) of retaining ring (2) is preferably processed by the hydrophobic thermoplastic material.Because the chemical constitution that in container, exists be to moisture-sensitive and form final poly-mer with moisture and/or gas reaction; So should understand; In order to prevent formation, avoid contacting with any of moisture on every side at jar or the final poly-mer of vessel in-to-in.With regard to rifle valve (gun valve) and tilting valve (tilting valve), moisture more specifically spreads via the rubber retaining ring via valve system.In addition, by means of the protrusion (11) in second portion (8) of first (7), avoided any contact between the second portion (8) of chemical constitution and retaining ring in the container.Therefore the bonding of valve and the water infiltration of obstruction have been suppressed to cause.
According to valve of the present invention (1) is the novel aerosol valve that is used for container of pressurized fluid, more specifically be used for monocomponent bubble (OCF) application examples such as polyurethane foam cylinder, be used for adhesives and aquaseal, be used for food product and be used to spraying paint.
Described valve, thought and consider the description that proposes hereinbefore, comprised that other apparatus and/or the container according to valve of the present invention will inspire to those skilled in the art.It is therefore to be understood that all these apparatuses and/or container are considered to drop on as in the scope of the present invention that in accompanying claims, is limited.
Claims (13)
1. valve (1) that is used for container, said valve (1) comprising:
-retaining ring (2), it has connector system (10) and defines passage (3), and said passage (3) has arrival end (4) and exit end (5);
-bar (6), it is slidably disposed in the said passage (3);
It is characterized in that: said retaining ring (2) comprises at least two parts (7) and (8) that engage hermetically, and said first (7) has the protrusion in said second portion (8).
2. valve according to claim 1 (1), wherein said retaining ring (2) are dual injections.
3. valve according to claim 2, wherein during same process, high-mobility, multipurpose, wheeled vehicle coupling link (19) is injected into said retaining ring (2).
4. valve according to claim 2 (1), the said second portion (8) of wherein said retaining ring (2) is by in the dual said first (7) that is expelled to said retaining ring (2).
5. valve according to claim 1 (1), wherein said part (7) have the high hardness of hardness than said part (8).
6. valve according to claim 1 (1), wherein the said first (7) of said at least retaining ring is processed by the thermoplastic material of from polypropylene or poly-vinyl, polyamide, ABS, POM or PET, selecting.
7. valve according to claim 6 (1), wherein the said first (7) of said at least retaining ring strengthens through filler and/or fibrous glass.
8. valve according to claim 7 (1), the said second portion (8) of wherein said retaining ring (2) is processed by thermoplastic elastomer.
9. valve according to claim 1 (1), wherein said bar (6) is processed by the polyolefin of from poly-vinyl or polypropylene, selecting.
10. valve according to claim 9 (1), wherein said bar (6) is strengthened through filler and/or fibrous glass.
11. valve according to claim 1 (1), wherein said bar (6) comprise at least one circular seal lip (15).
12. valve according to claim 1 (1), wherein said bar (6) comprises at least two cyclic spring lip portion (15) and (16).
13. an assembly that is used for container comprises:
-valve (1) described in claim 1 to 12 each;
-themoplasticity extendible portion (19);
It is characterized in that: said themoplasticity extendible portion (19) forms the intact part of said retaining ring (2).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP09168169A EP2287088A1 (en) | 2009-08-19 | 2009-08-19 | Valve with safety protrusion |
| EP09168169.2 | 2009-08-19 | ||
| PCT/EP2010/062063 WO2011020864A1 (en) | 2009-08-19 | 2010-08-18 | Valve with safety protrusion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102574628A true CN102574628A (en) | 2012-07-11 |
Family
ID=41165632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800466783A Pending CN102574628A (en) | 2009-08-19 | 2010-08-18 | Valve with safety protrusion |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US20130200111A1 (en) |
| EP (2) | EP2287088A1 (en) |
| JP (1) | JP2013502350A (en) |
| CN (1) | CN102574628A (en) |
| BR (1) | BR112012003563A2 (en) |
| HU (1) | HUE046953T2 (en) |
| IN (1) | IN2012DN02279A (en) |
| PL (1) | PL2467315T3 (en) |
| RU (1) | RU2012108965A (en) |
| WO (1) | WO2011020864A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103362293A (en) * | 2013-07-23 | 2013-10-23 | 上海宇晟密封材料有限公司 | Polyurethane foam pressure tank |
| CN110167852A (en) * | 2017-01-17 | 2019-08-23 | 科罗赖特有限公司 | Plastic lid with valve |
| CN110228669A (en) * | 2018-03-06 | 2019-09-13 | 宝洁公司 | Multi-piece type valve rod for aerosol |
| CN110650898A (en) * | 2017-05-26 | 2020-01-03 | 宝洁公司 | Protective sleeve for protecting aerosol valve rod |
| CN114126986A (en) * | 2019-07-26 | 2022-03-01 | 宝洁公司 | Valve assembly for dispenser |
| CN114174703A (en) * | 2019-07-26 | 2022-03-11 | 宝洁公司 | Valve assembly for a dispenser |
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| CN106660690A (en) | 2014-07-14 | 2017-05-10 | 克莱顿公司 | Valve mounting cup for a pressurized container |
| US10301104B2 (en) * | 2015-06-18 | 2019-05-28 | The Procter & Gamble Company | Piston aerosol dispenser |
| US9758295B2 (en) * | 2015-06-25 | 2017-09-12 | The Gillette Company | Compressible valve for a pressurized container |
| US10174884B2 (en) * | 2015-06-25 | 2019-01-08 | The Gillette Company Llc | Valve stem for a compressible valve |
| US20160377186A1 (en) * | 2015-06-25 | 2016-12-29 | The Gillette Company | Compressible valve and actuator for a pressurized container |
| EP3331776B1 (en) * | 2015-08-04 | 2024-04-24 | Coster Tecnologie Speciali S.p.A. | Valve cups and containers for use in fluid medium dispensing systems |
| BE1024213B1 (en) * | 2016-11-04 | 2017-12-13 | Altachem Nv | Valve |
| US10596765B2 (en) | 2017-05-16 | 2020-03-24 | The Procter & Gamble Company | Method of making an aerosol dispenser having annular seals and method of making an aerosol container therefor |
| US10501258B2 (en) | 2017-05-26 | 2019-12-10 | The Procter & Gamble Company | Aerosol dispenser having annular seals and aerosol container therefor |
| WO2020041792A1 (en) | 2018-08-24 | 2020-02-27 | Clayton Corporation | Plastic mounting cup and valve for pressurized container |
| BE1026178B1 (en) * | 2019-05-17 | 2020-07-10 | Altachem Nv | Liquid dispensing container |
| WO2021022278A1 (en) | 2019-07-26 | 2021-02-04 | The Procter & Gamble Company | A valve assembly for dispensers |
| CN114144367B (en) | 2019-07-26 | 2023-08-18 | 宝洁公司 | Valve assembly for dispenser |
| WO2021022280A1 (en) | 2019-07-26 | 2021-02-04 | The Procter & Gamble Company | A valve assembly for dispensers |
| US11674615B2 (en) | 2019-07-26 | 2023-06-13 | The Procter & Gamble Company | Valve assembly for dispensers |
| WO2021022282A1 (en) | 2019-07-26 | 2021-02-04 | The Procter & Gamble Company | A valve assembly for dispensers |
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Also Published As
| Publication number | Publication date |
|---|---|
| EP2287088A1 (en) | 2011-02-23 |
| IN2012DN02279A (en) | 2015-08-21 |
| HUE046953T2 (en) | 2020-04-28 |
| PL2467315T3 (en) | 2020-08-10 |
| WO2011020864A1 (en) | 2011-02-24 |
| EP2467315B1 (en) | 2019-10-09 |
| US20130200111A1 (en) | 2013-08-08 |
| JP2013502350A (en) | 2013-01-24 |
| BR112012003563A2 (en) | 2019-09-24 |
| RU2012108965A (en) | 2013-09-27 |
| EP2467315A1 (en) | 2012-06-27 |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120711 |