EP0815947B1 - Distributeur de fluides - Google Patents

Distributeur de fluides Download PDF

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Publication number
EP0815947B1
EP0815947B1 EP97109187A EP97109187A EP0815947B1 EP 0815947 B1 EP0815947 B1 EP 0815947B1 EP 97109187 A EP97109187 A EP 97109187A EP 97109187 A EP97109187 A EP 97109187A EP 0815947 B1 EP0815947 B1 EP 0815947B1
Authority
EP
European Patent Office
Prior art keywords
valve
discharge
support
dispenser according
duct
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 - Lifetime
Application number
EP97109187A
Other languages
German (de)
English (en)
Other versions
EP0815947A3 (fr
EP0815947A2 (fr
Inventor
Karl Heinz Fuchs
Esther Amann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Aptar Radolfzell GmbH
Original Assignee
Erich Pfeiffer GmbH
Ing Erich Pfeiffer GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Erich Pfeiffer GmbH, Ing Erich Pfeiffer GmbH filed Critical Erich Pfeiffer GmbH
Publication of EP0815947A2 publication Critical patent/EP0815947A2/fr
Publication of EP0815947A3 publication Critical patent/EP0815947A3/fr
Application granted granted Critical
Publication of EP0815947B1 publication Critical patent/EP0815947B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
    • B05C11/1002—Means for controlling supply, i.e. flow or pressure, of liquid or other fluent material to the applying apparatus, e.g. valves
    • B05C11/1026—Valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
    • B05B11/0064—Lift valves
    • B05B11/0067—Lift valves having a valve seat located downstream the valve element (take precedence)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0062—Outlet valves actuated by the pressure of the fluid to be sprayed
    • B05B11/0072—A valve member forming part of an outlet opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/04—Deformable containers producing the flow, e.g. squeeze bottles
    • B05B11/042—Deformable containers producing the flow, e.g. squeeze bottles the spray being effected by a gas or vapour flow in the nozzle, spray head, outlet or dip tube
    • B05B11/046—Deformable containers producing the flow, e.g. squeeze bottles the spray being effected by a gas or vapour flow in the nozzle, spray head, outlet or dip tube the gas or vapour flow coming from a source where the gas or vapour is not in contact with the liquid or other fluent material to be sprayed, e.g. from a compressive bulb, an air pump or an enclosure surrounding the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1028—Pumps having a pumping chamber with a deformable wall
    • B05B11/1036—Pumps having a pumping chamber with a deformable wall the outlet valve being opened in the direction opposite to the fluid flow downstream the outlet valve by the pressure acting on a valve controlling element
    • 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
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/20—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge
    • B65D47/2018—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure
    • B65D47/2056—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type
    • B65D47/2062—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type in which the deformation raises or lowers the valve stem
    • B65D47/2068—Closures with discharging devices other than pumps comprising hand-operated members for controlling discharge comprising a valve or like element which is opened or closed by deformation of the container or closure lift valve type in which the deformation raises or lowers the valve stem in which the stem is lowered by the pressure of the contents and thereby opening the valve
    • 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
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/32—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging two or more different materials which must be maintained separate prior to use in admixture
    • B65D81/3233—Flexible containers disposed within rigid containers

Definitions

  • the invention relates to a dispenser according to the preamble of Claim 1.
  • the donor is a discharge unit for in particular pressure-assisted delivery of liquid, gel-like, pulpy, gaseous and / or powdery media that in the Area of a media outlet preferably finely atomized from Donors should be replaced and released to the outside.
  • the media can be technical, cosmetic or medicinal Application may be provided, for example for treatment the nose, eyes, throat, skin or the like.
  • US-A-5 273 191 shows a dispenser in which the Valve a cup-shaped carrier with a slidable therein Includes valve body as a control unit, the opposite flow direction in the discharge body, namely the spray head of the Dispenser. Detaches the control unit from Discharge body, it can only in the same direction move in relation to the discharge body, in which of this the spray jet also emerges.
  • DE-A-33 15 334 shows a dispenser according to the preamble of Claim 1.
  • This dispenser has in addition to the outlet valve his pump has a second valve, which is located directly at the outlet is arranged. This requires an additional manufacturing effort.
  • the invention has for its object a donor for To create media at which disadvantages of known training or of the type described are avoided and in particular a contact of the at rest in the discharge unit trapped medium with the atmospheric air prevented in a simple manner and simple assembly guaranteed.
  • the design according to the invention is suitable for squeeze bottles, where the storage chamber for the medium through Grasping is compressed volumetrically by hand. It means are provided by which the storage chamber is independent from the filling state always completely with the medium filled, e.g. in that the volume of the storage chamber is reduced proportionally to the emptying.
  • a discharge nozzle can be one or two in axial view axial planes lying at right angles to one another Front wall must be set back, so that these finger pressure surfaces on both sides for the axial actuation and shortening of the Discharge device forms.
  • the donor can have one or more Have positive displacement pumps, such as thrust piston pumps. In their The pressure or pump chamber to be narrowed can be achieved with the return stroke medium be sucked in.
  • the one pressure room that simultaneously manually actuating pumps can be one atomizing gas and the other Pump room essentially the non-gaseous Promote medium, e.g. atomizes a highly viscous medium unsubscribe.
  • the two closures can be against each other Open and / or close with a time delay.
  • the printing or Pump room can also store the entire stored media volume the discharge device included and instead of with a Piston opposite inlet valve with a permanent closure be provided as the bottom of the pressure chamber.
  • 5 or 5 has a dimensionally stable shape or resilient base body 2 as an outer housing. It is essential from a container 3 and one shorter, with the same external shape in axial view Cover 4 assembled. Is between the housing parts 3, 4 completely encapsulated a support unit 5 arranged that fixed to the housing part 3 or 4 radially and axially clamped and how it is dimensionally stable. If one with its pump housing against the housing part 3 stuck arranged thrust piston pump is provided, would be the Housing part 4, if necessary, with the unit 5 opposite the housing part 3 axially displaceable for pump actuation and would Wear pump piston.
  • a nozzle 6 suitable for insertion into a nostril axially in front, in the end face of the media outlet 7 or one only outlet opening 8 of less than 1 mm or 0.5 mm Diameter is.
  • a closure or valve 10 is effective, the inside of the housing 2 in the idle state of the unit 1 seals pressure-tight against the outside atmosphere and only is open during the media discharge.
  • Arrangements 6, 8 and 10 lie in an axis 9, which is opposite the central axis of the housing 2 is laterally offset.
  • the Storage chamber 12 lies entirely within chamber 11.
  • the housing 2, 3 has a closed bottom 14 to an outermost jacket 13 on a perforated top wall 15 on, which is elongated or flat oval in axial view and is elastically deformable.
  • the volume of the chamber 11 or 12 is by radially compressing the jacket 13th be narrowed.
  • Two of the end wall 15 are adjacent Axially parallel nozzle 16, 17 before, namely for separate Filling or emptying of the chambers 11, 12.
  • a control unit 18 is provided in the socket 17 is a hollow neck 19 of the chamber 12 arranged.
  • Units 18, 19 border like the free end surface of the connector 16 to the inside a plate 20 of the unit 5 with which an end collar of the neck 19 sealed against the nozzle 17 is. From the plate 20 there are only two sleeve-shaped Securing members 21, 22 in front. One is radial clamped between the socket 16 and the unit 18. The other engages in an enlarged section of the inner circumference of the neck 19 and clamps it radially against the Nozzle 17.
  • the projection 6 has an outermost jacket 23. He is integrally connected to the housing 2, 4 and has opposite its length is at least twice as long. At the The free end of the jacket 23 goes in one piece into an annular disk End wall 24 over. It limits the one that enforces it Nozzle duct 8. This can be an expanded one at the inner end conical closing or valve seat of the valve 10 form.
  • a core sleeve 25 fixed and in turn in this a core shaft 26 is arranged axially displaceable.
  • the sleeve 25 has an annular disk-shaped Front wall, which at its free end forms a pre-atomizer nozzle 27. Only this emerges from this Medium from the chamber 11 with atomization, flows through the nozzle channel and becomes detached from the boundary edge the opening 8 and atomized from the dispenser 1 again finer.
  • Exhaust channel 28 delimits the chamber 11th connects with the openings 8, 27 and with the valve 10 is closed.
  • second outlet channel 29 delimits the chamber 12th connects with the nozzles 8, 27 and between the end faces of the end walls directed against the axis 9 at the opening 27 and opens at the inner end of the nozzle channel 8.
  • the medium emerging from the nozzle 27 is the medium emerging from the nozzle 27 as Second medium mixed with gas or air for finer atomization.
  • the radial sections of the outlet channel 29 can form a swirl device through which the gas around the Rotated nozzle axis and thus fed to the nozzles becomes.
  • the sleeve 25 is a fixed, one-piece component of the carrier 5 or the plate 20, via which they only protrudes outwards.
  • a support housing separate from the plate 20 is freely projecting 30 of the unit 18 is provided.
  • the Jacket 34 and bottom 35 With radial distance inside the housing 30 is a control housing 31, the Jacket 34 and bottom 35 in one piece with jacket 33 and bottom of Housing 30 are formed and firmly connected.
  • the Walls 33, 34, 35 are in one piece, of which Links 20, 21, 26 separate component formed, the stuck is inserted into the link 21.
  • the jacket 34 is on its open end facing the opening 8 with a lid is permanently sealed and engages a holding portion 36 stuck into the jacket 34.
  • the end wall of the cap-shaped cover forms a valve spring an axially movable, resilient intermediate section 37, with which the inner end of the shaft 26 within the Links 26, 21, 33 immediately adjacent to the inside of the Plate 20 is integrally connected.
  • the constant throughout Width of the shaft 26 is significantly smaller than that of the in each position crowned section 37 which tightly closes the control room 32 and for the opening of valve 10 moves axially toward the center of space 32 becomes.
  • Connection channel 38 of the outlet channel 28 is limited.
  • This Channel 38 starts from connection openings 39, which the Bottom 35 between the jackets 33, 34 about the axis 9 of the housing Enforce 30, 31.
  • Channel 38 opens directly into the outlet channel 28.
  • the channel 38 forms one opposite Channel 28 significantly expanded in the flow cross section Pressure chamber.
  • the medium from the chamber 11 in this pressure chamber 38 pressed, the section 37 acts as a piston, which with the shaft 26 against its spring force against the ground 35 moves and with this spring force back to the closed position is returned.
  • the outlet channel 28 and 29 is continuous a capillary channel, against which the flow cross-sections of the channel 38, 39 are expanded many times. at its narrowing becomes the gas pressure in the drying room 32 increased, which also causes the restoring spring force as well as can be adjusted.
  • the opening movement of the Parts 26, 37 is the flow direction 40 in the channels 28, 29 or the openings 8, 27 opposite.
  • the cover 4 has an outermost end wall 41 and from this only to the chamber 11 above a jacket 42. that spills over a narrowed end portion of the container 3 approximately to to the end wall 15 outside, so that the connecting pieces 16, 17, 19, 21, 22, the plate 20 and the housing 30, 31 lie completely.
  • the outside of the plate 20 is against the inside the wall 41 is stretched and forms a composite panel with it 20, 41.
  • the support body 5, 20 can be put on before the Lid 4 firmly attached to this or to the container 3 and the lid 4 is then placed on the container 3, after the chamber 12 with the neck 19 through the neck 17 has been used.
  • the pre-assembled unit from the housings 30, 31 and the shaft 26 can before or after Assembly of the support body 20 to be attached to the lid 4.
  • the chamber 12 is expediently inserted first, then if necessary the carrier 5 and then the lid 4.
  • the chamber 12 is with the outside atmosphere via an inlet valve 43 wired, the one on the inside of the wall 41 lies within the link 22.
  • the wall 41 has one Inlet opening 44, which can be moved with a pressure-dependent Valve body 45 can be closed and opened.
  • the flap-like Valve body 45 is in one piece with the supporting body 5, 20 formed and articulated to open against spring force.
  • the valve body 45 lies in the plane of the plate 20.
  • Chamber 12 is from a bladder or pouch 46 limited to a highly flexible, foldable and micro-thin film, which without damage to their material volume in the Neck 19 crumpled up and thereby easily into container 3 can be used.
  • the neck 19 faces the film much larger wall thickness and can be made in one piece with the bag 46 may be formed.
  • From the nozzle 22 branches adjacent to the valve 43 a connecting channel 47 to the inlet end of the Channel 29 from.
  • the channel 47 is in cross section of the parts 20, 41 limited. This channel 47 is also in the passage cross section many times further than channel 29.
  • valve body 50 tapered closure member The free end of the shaft 26 forms a valve body 50 tapered closure member. It is in the closed position on the valve seat 51 forming the opening 27.
  • the medium flows out of the Chamber 11 through the opening 39 in the pressure chamber 38, which is still closed by the valve 10. The pressure causes the opening movement of the body 50.
  • the medium can from the Pressure chamber 38 flow through channel 28 into opening 27, mix with the air already flowing there and then emerge from the nozzle 8.
  • the Body 50 with the valve seat 51 an annular nozzle opening 27. Its greatest width is at most as large as that of Opening 8.
  • valve 10 closes, while medium from chamber 12 continues through the opening 8 can flow and clean.
  • valve 43 is pressure-dependent opens, air is sucked into the chamber 12.
  • the Chamber 11 can always be filled with medium without any bubbles be and be completely emptied, namely until the bag 46 completely fills the housing 2, 3.
  • the unit 5 is with a snap connection 48 on the part 4 attached.
  • the outer edge of the plate 20 forms a snap member, which in a counter member on the inner circumference of the cover 4th intervenes tense.
  • the lid 4 is with a corresponding Snap connection 49 attached to the container 3 so that it the plate 20 and the neck 19 between the end faces of the Spigot 16, 17 and the wall 41 clamped. With a snap connection engages the link 21 in the inner circumference of the nozzle 16 a. All components described are made of plastic and are dimensionally stable except for part 46.
  • the donor 1 can only consist of plastic. Arrangements 16, 18, 30, 31 lie in the axis 9.
  • the chamber 11 can through the Stub 16 are filled.
  • the sleeve 36 from section 37 is only behind inside before. According to Fig. 2 it stands over the spherically curved one Not inside of section 37.
  • the unit 30 forms by inserting into the member 21 a part of the Unit 5.
  • the sleeve 36 overlaps the jacket 34 also on the outer circumference with a jacket section, which between the coats 33, 34 is clamped radially.
  • the section 37 extends at most to the outside to the outer end face of the sleeve 36.
  • the Coat 33 strikes a shoulder with a ring projection of the socket 16.
  • the body 50 also closes the inside End of the nozzle channel 8 and the inner ends of the radial sections of the channel 29.
  • the clear distance between the Spigot 16, 17 is much smaller than its individual width.
  • the space 32 is of a radial distance within the Jacket 34 lying jacket or cup-shaped bellows 37 limited. Its open end forms the one that can be lifted off at the bottom 35 supported sleeve 36. The other end goes in one piece circular disk-shaped piston 52, from which the shaft needle 26 starts in one piece and the one with a sealing lip on the jacket 34 slides. As a result, there is another between the coats 27, 34 annular space bounded by the media from the chambers 11, 12 is always locked sealed.
  • the plug part 33 takes over the functions of the link 21 Fig. 1. It is stuck in the snap connection Stub 16 arranged. Its width is much smaller than that of the nozzle 17.
  • the channel 28 is in the direction of flow tapered at an acute angle and over most of the Length of the approximately equally wide sleeves 33, 25 only of these or limited by the support body 20.
  • the valve stem 26 is with the device 18 is provided entirely within the nozzle 6 and takes up only part of its length.
  • the housing 31 is by a separate, one-piece Component formed. This is on the outside, reduced in width End of the shaft 25 by pushing against the direction 40 attached and includes sections 36, 37, 52 and a further valve body 53 for the channel 29. Die Sleeve 36 is stuck on the reduced portion of the Mounted shaft 25 and closes directly to the bellows 37 on. The sleeve-shaped sealing lip 53 slides sealed on the jacket 23. Like the lip 53, the shaft 26 is in the direction 40 before. It is of link 53 and in this of one upstream sleeve projection of the end wall 24 surround. A further reduced end section stands in the sleeve 37 of the shaft 25 approximately to the end wall of the Piston 52 free in front. The channel 28 opens into the chamber 32, which surrounds this final process.
  • the front wall of the piston 52 is penetrated by an intermediate channel 54. He connects the chamber 32 with the chamber 38 from the inside of the piston 52, limited by the aforementioned sleeve projection and by the shaft 26 is.
  • the channel 54 is in the form of a groove along the shaft 26 continued.
  • the head 6 and / or the inlet 44 may be removable Protective body or cap-shaped cover 55 to the outside be covered. This has a closely matched to the nozzle 6 Cover sleeve 56, which closes the opening 8. in the The area of its free end snaps over a resilient Snap connection in the socket 6 axially secured. Separately from the closing body 56 and at a distance therefrom another closing body from the inside of the same cover wall 57 free for the inlet 44, which in the opening 44 engages. The needle 57 can the valve 43 for pressure compensation keep the chambers 11, 12 slightly open.
  • the core part 25 controls the media flow on the Opening 8.
  • the sleeve 25 consists of an opposite other materials softer resilient material. Under the Media pressure guides them with the seat 51 opposite the base body 2, 4 or the link 50 in the direction 40 an opening movement to open the closure 10. This can only be done by a resilient longitudinal extension of the core 25 or thereby take place that the core 25 is movably supported by a spring is.
  • a carrier 58 of the core 25 is plate or rectangular transverse to axis 9 in the form of an annular disk, in one piece with the Core 25 and like this separately from unit 5 or the carrier 20 is formed. This takes in a recess counters the carrier 58 or the associated unit 60, which is secured by a snap connection.
  • the carrier 58 is deformed as a plate spring in the direction of axis 9.
  • the outer end 27 of the core 25 is also on the outer circumference obtuse-angled conical.
  • This conical end section lies with a gap between a complementary inner cone the wall 24 opposite. This inner cone also closes its narrowest point directly to the end channel 8.
  • the Seat 51 and the member 50 have the same in contrast large or slightly more acute cone angle. With his The axial movement of the seat 51 lifts off the link 50. there strikes the end wall of part 25 against wall 24. On axial channel 59, connects the channel 29 with the gap between the end walls.
  • Channel 59 can only by at least one groove on the inner circumference of the jacket 23 formed and along the open longitudinal side of the groove from the outer circumference of the stepped reduced end portion of the core 25 be limited. This results in an acceleration or Swirling of the medium.
  • the core 26 can be rigidly supported here, for example by one-piece connection with the unit 5, 20.
  • This Connection can also form the resilient portion 37 a tongue, membrane or the like. Form and approximately in the plane the plate 20 lie.
  • the section 37 forms within the Link 21 an end wall with a passage for the medium.
  • the carrier 58 is between this end wall and the wall 41 axially clamped.
  • the channel 28 is in the direction of flow tapered to seat 51 throughout.
  • the spring back of the valve seat 51 to the closed position can also be provided so that at the beginning of the discharge operation first a lot of air flows into the opening 8, then at simultaneous reduction of this air flow the media flow begins and after the air flow ends is increased again.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
  • Nozzles (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Auxiliary Devices For And Details Of Packaging Control (AREA)
  • Devices For Dispensing Beverages (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)

Claims (12)

  1. Distributeur de matière présentant
    1.1 un corps de décharge (4),
    1.2 une tubulure de décharge (6) saillant à partir de celui-ci
    1.2.1 librement d'une paroi frontale (20, 41),
    1.3 un conduit de buse (8), traversant la tubulure de décharge (6), d'un conduit d'émission (28) pour la matière,
    1.4 une sortie de matière (7) formée par l'extrémité extérieure du conduit de buse (8),
    1.5 une direction d'écoulement (40) déterminée par le conduit d'émission (28) et
    1.6 une soupape (10),
    1.6.1 dont le siège de soupape (51) se trouve à l'extrémité intérieure du conduit de buse (8) et
    1.6.2 dont le corps de soupape (50) mobile est logé de manière mobile auprès d'un support (5) sous formation d'une unité de commande (18),
    1.7 l'unité de commande (18) étant insérée en direction d'écoulement (40) dans la tubulure de décharge (6) et
    1.8 présentant un ressort de soupape (37), qui charge la soupape (10) en direction du conduit de buse (8),
    caractérisé en ce que l'unité de commande (18)
    1.9 comprend un espace de commande (32),
    1.9.1 qui est étanché de manière imperméable à la matière par un piston (52) actionné par la pression de matière et par une lèvre d'étanchéité,
    1.9.2 et qui est délimité par une enveloppe d'espace de commande (34),
    1.9.3 disposée à l'intérieur d'une enveloppe de boítier (33) avec un écart radial,
    1.9.4 l'écart radial constituant un conduit de raccordement (38) qui conduit la matière et qui débouche dans le conduit d'émission (28).
  2. Distributeur d'après la revendication 1, caractérisé en ce que le ressort de soupape (37) est réalisé d'une seule pièce avec le corps de soupape (50) pour le corps de soupape (50) fermant en direction d'écoulement (40), en ce que notamment le corps de soupape (50) est formé par l'extrémité d'une tige-noyau (26) traversant la tubulure de décharge (6) allongée au moins partiellement en aval à partir de la paroi frontale (41), tige-noyau dont l'extrémité en amont fait directement suite au ressort de soupape (37) et en ce qu'il est préférable que le ressort de soupape (37) délimite une capsule de pression déformable.
  3. Distributeur d'après la revendication 1 ou 2, caractérisé en ce que le support (5) est assuré dans sa position à l'intérieur du corps de décharge (4) par un raccord à déclic (48), en ce que notamment le support (5) en tant qu'élément à déclic présente un renflement d'enclenchement qui entoure de manière annulaire le conduit d'émission (28) à une certaine distance et en ce que de préférence le renflement d'enclenchement (48) se trouve dans le domaine de la paroi frontale (41).
  4. Distributeur d'après une des revendications précédentes, caractérisé en ce que le support (5) comprend une plaque (20) transversale par rapport à la direction d'écoulement (40), qui saille radialement au-delà du corps de soupape (50) et qui se trouve à proximité immédiate de la paroi frontale (41), en ce que notamment la plaque (20) s'engage par son bord (48) de manière fixe dans le corps de décharge (4) et en ce que de préférence le support (5) saille à l'intérieur de la tubulure de décharge (6).
  5. Distributeur d'après une des revendications précédentes, caractérisé en ce que le siège de soupape (51) est inséré dans la tubulure de décharge (6) avec le support (5), en ce que notamment le siège de soupape (51) est prévu à l'extrémité d'une douille de noyau (25) insérée dans la tubulure de décharge (6), douille de noyau qui entoure étroitement le corps de soupape (50) seulement avec un écart de fente en amont par rapport au siège de soupape (51) et en ce que de préférence la douille de noyau (25) forme à son extrémité située en aval une paroi frontale (27) annulaire, qui est traversée par le siège de soupape (51) coaxialement par rapport à la sortie de matière (7).
  6. Distributeur d'après une des revendications précédentes, caractérisé en ce que le support (5) délimite un deuxième conduit d'émission (29), en ce que notamment le deuxième conduit d'émission (29) traverse la tubulure de décharge (6) en entier et séparément du premier conduit d'émission (28) et débouche dans une chambre de mélange entre le conduit de buse (8) et le siège de soupape (51) qui forme une buse de pulvérisation, et en ce que de préférence le support (5) et la tubulure de décharge (6) ensemble délimitent en section transversale le deuxième conduit d'émission (29).
  7. Distributeur d'après une des revendications précédentes, caractérisé en ce que le support (5) présente un élément de raccordement (21, 22) qui saille librement dans une direction opposée à la direction d'écoulement (40), en ce que notamment l'élément de raccordement (21, 22) délimite le conduit d'émission (28, 47) et qu'en aval il se joint à la paroi frontale (20, 41), et en ce que de préférence un premier élément de raccordement (21 ) contient un poussoir de soupape (26) de la soupape (10), poussoir portant le corps de soupape (50), un deuxième élément de raccordement (22) étant raccordé à une chambre sous pression (12) pour une matière secondaire et raccordant cette chambre sous pression (12) avec la sortie de matière (7).
  8. Distributeur d'après une des revendications précédentes, caractérisé en ce que deux chambres-réservoir (11, 12) séparées sont prévues de manière emboítée pour la matière et pour la matière secondaire et qu'elles sont raccordées à la sortie de matière (7), en ce que notamment la première chambre-réservoir (11) est formée par le corps de base (2) et que la deuxième chambre-réservoir (12) est formée par une poche (46) souple à la flexion, qui est maintenue au corps de base (2) par le support (5), et en ce que de préférence le corps de base (2) est composé d'un boítier et du corps de décharge (4) qui ferme l'ouverture de ce boítier et qui est réalisé en tant que couvercle de boítier, le ressort de soupape (37) ainsi qu'un premier élément d'assurage (21) du support (5) s'engageant dans une première ouverture de boítier et un col (19) de la deuxième chambre-réservoir (12) ainsi que un deuxième élément d'assurage (22) du support (5) s'engageant dans une deuxième ouverture de boítier.
  9. Distributeur d'après une des revendications précédentes, caractérisé en ce qu'on prévoit des éléments de fermeture (50, 53) premiers et deuxièmes individuels et raccordés entre eux de manière fixe en tant que corps de soupape pour deux conduits d'émission (28, 29), en ce que notamment les corps de soupape (50, 53) sont situés l'un dans l'autre de manière à peu près coaxiale et en ce que de préférence un moyen de fermeture est réalisé en tant que soupape à coulisse et que le corps de soupape (53) correspondant est formé par une lèvre de piston.
  10. Distributeur d'après une des revendications précédentes, caractérisé en ce qu'une chambre-réservoir (12) jointe à la sortie de matière (7) est raccordée à une soupape d'admission (43) débouchant à l'extérieur, en ce que notamment un corps de soupape (45) mobile de la soupape d'admission (43) est constitué par le support (5) et/ou qu'un siège de soupape est constitué par le corps de décharge (4) et en ce que de préférence le support (5) présente une plaque de support (20) essentiellement recouvrant un boítier (3) en vue axiale, de laquelle saillent des éléments d'assurage (21, 22) uniquement d'un côté de la plaque dans le boítier (3) et une douille de noyau (25) de l'autre côté de la plaque dans la tubulure de décharge (6), le siège de soupape (51) et le ressort de soupape (37) de la soupape de décharge (10) étant raccordés entre eux au moyen d'un raccord à enclenchement.
  11. Distributeur d'après une des revendications précédentes, caractérisé en ce qu'au moins une chambre-réservoir (11, 12) pour la matière est formée par un boítier souple à exprimer (3), en ce que notamment le boítier souple à exprimer (3) est déformable par compression manuelle à retour élastique uniquement à une certaine distance du corps de décharge (4), qui présente une résistance de forme, et en ce que de préférence le corps de décharge (4) est oblong en vue axiale au moins sur une partie (41, 42) de son étendue longitudinale.
  12. Distributeur d'après une des revendications précédentes, caractérisé en ce que le corps de soupape (50) est inséré dans la tubulure de décharge (6) à travers la paroi frontale (20, 41) et en ce que notamment le support (5) est raccordé en position fixe avec le corps de décharge(4) et/ou avec la tubulure de décharge (6).
EP97109187A 1996-06-08 1997-06-06 Distributeur de fluides Expired - Lifetime EP0815947B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19623030 1996-06-08
DE19623030A DE19623030A1 (de) 1996-06-08 1996-06-08 Austrag-Einheit für Medien

Publications (3)

Publication Number Publication Date
EP0815947A2 EP0815947A2 (fr) 1998-01-07
EP0815947A3 EP0815947A3 (fr) 1998-08-12
EP0815947B1 true EP0815947B1 (fr) 2003-12-17

Family

ID=7796480

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97109187A Expired - Lifetime EP0815947B1 (fr) 1996-06-08 1997-06-06 Distributeur de fluides

Country Status (11)

Country Link
US (1) US5860567A (fr)
EP (1) EP0815947B1 (fr)
JP (1) JP4100521B2 (fr)
KR (1) KR980000615A (fr)
CN (1) CN1170687A (fr)
AR (1) AR007303A1 (fr)
BR (1) BR9703498A (fr)
CA (1) CA2207254A1 (fr)
DE (2) DE19623030A1 (fr)
ES (1) ES2212804T3 (fr)
TR (1) TR199700469A2 (fr)

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Also Published As

Publication number Publication date
TR199700469A2 (xx) 1997-12-21
AR007303A1 (es) 1999-10-27
EP0815947A3 (fr) 1998-08-12
EP0815947A2 (fr) 1998-01-07
DE59711123D1 (de) 2004-01-29
KR980000615A (ko) 1998-03-30
CN1170687A (zh) 1998-01-21
CA2207254A1 (fr) 1997-12-08
ES2212804T3 (es) 2004-08-01
JPH1085638A (ja) 1998-04-07
MX9704007A (es) 1998-06-28
US5860567A (en) 1999-01-19
DE19623030A1 (de) 1997-12-11
BR9703498A (pt) 1999-06-01
JP4100521B2 (ja) 2008-06-11

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