EP1268046B1 - Buse de moussage, de pulverisation ou d'atomisation - Google Patents

Buse de moussage, de pulverisation ou d'atomisation Download PDF

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Publication number
EP1268046B1
EP1268046B1 EP01921366A EP01921366A EP1268046B1 EP 1268046 B1 EP1268046 B1 EP 1268046B1 EP 01921366 A EP01921366 A EP 01921366A EP 01921366 A EP01921366 A EP 01921366A EP 1268046 B1 EP1268046 B1 EP 1268046B1
Authority
EP
European Patent Office
Prior art keywords
nozzle
ducts
housing
inlet
component
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
EP01921366A
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German (de)
English (en)
Other versions
EP1268046A1 (fr
Inventor
Manfred Rummel
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Individual
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Individual
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Filing date
Publication date
Priority claimed from DE10016926A external-priority patent/DE10016926C2/de
Priority claimed from DE10107826A external-priority patent/DE10107826B4/de
Application filed by Individual filed Critical Individual
Publication of EP1268046A1 publication Critical patent/EP1268046A1/fr
Application granted granted Critical
Publication of EP1268046B1 publication Critical patent/EP1268046B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • B01F25/3111—Devices specially adapted for generating foam, e.g. air foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B05B7/0025—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply
    • B05B7/0031—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns
    • B05B7/0037—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam with a compressed gas supply with disturbing means promoting mixing, e.g. balls, crowns including sieves, porous members or the like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/914—Tangential flow, i.e. flow spiraling in a tangential direction in a flat plane or belt-like area
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/91—Direction of flow or arrangement of feed and discharge openings
    • B01F2025/919—Direction of flow or arrangement of feed and discharge openings characterised by the disposition of the feed and discharge openings
    • B01F2025/9191—Direction of flow or arrangement of feed and discharge openings characterised by the disposition of the feed and discharge openings characterised by the arrangement of the feed openings for one or more flows, e.g. for the mainflow and the flow of an additional component
    • B01F2025/91912—Direction of flow or arrangement of feed and discharge openings characterised by the disposition of the feed and discharge openings characterised by the arrangement of the feed openings for one or more flows, e.g. for the mainflow and the flow of an additional component with feed openings at the circumference of the main flow

Definitions

  • the invention relates to a nozzle for foaming, spraying or misting in particular liquid first Media by means of at least one pressurized, second, in particular gaseous or gas-containing Medium, wherein at the nozzle an outlet for the generated Foam or spray is arranged.
  • the foam is directly in the reservoir area Generated and often has relatively long ways transported to the place of work, which creates a risk that the foam by different actions or due to the duration of transport collapses.
  • US Pat. No. 4,830,790 also discloses a foam-producing nozzle which is adjacent to an inlet and an outlet a turbulence generating element is provided.
  • turbulence generating element serves one with openings provided baffle plate, the downstream air intake openings are downstream.
  • From DE-OS 38 41 123 A1 discloses a nozzle mixing body for the concrete dry spraying in the form of a pipe socket known in which in the interior radially inwardly facing Holes are provided as injection elements.
  • a frothing nozzle which has an inlet opening for insertion of Pressurized water and an inlet opening for initiation, e.g. having a liquid detergent.
  • the Liquids enter a main flow chamber whose end a nozzle is arranged. Following the Nozzle is an outlet opening.
  • an axially movable, pin-like Nozzle core which moved to an active foaming position can be and in this position essentially in the nozzle.
  • the nozzle core is axial pulled out of the nozzle, he is in a passive position, which generated a free flow of the Foam through the nozzle to the outlet channel allowed.
  • From DE-A-40 29 982 A1 is a ventilation nozzle for venting of Organically containing liquids, wherein a Liquid channel is provided, which over part of its length of surrounded by a completed annular chamber.
  • the present invention is based on the object a nozzle for foaming, spraying or misting according to to form the preamble of claim 1 to that a reproducible quality of the foamed, sprayable or nebulizable material Location is possible and variably adjustable.
  • the nozzle according to the invention comprises a housing in which at least one radially inwardly directed channel to Supply of the second medium and an inlet to the supply line the foaming, first medium is provided.
  • the second medium flowing in through the channel generates mixed vortexes with the first medium.
  • the foam can so immediately before its use in the Aufbulumdüse be prepared, wherein the foam-producing media freely selectable, quality losses avoided and the Dry or Abbinderoh participat the foamed media are precisely adjustable.
  • the nozzle is due their compactness and their relatively low weight easy to handle.
  • the annular Component is designed as a reversible and replaceable component and the flow connection is as stated in claim 1. It is also a groupwise training of channels conceivable the channels being one group leaning against the channels of the other groups and extend obliquely to the main flow direction.
  • the annular component allows by its interchangeability when removed, clogged or soiled Channels easy to clean.
  • the annular component can be exchanged, optionally with one or more inside directed, preferably formed by round holes Channels, is provided. This can laterally on Housing at least a second inlet for supplying the be provided second or even further media.
  • the supply of the second medium can also have a infinitely adjustable annulus and / or via adjustable Channels are made so that the flow conditions, e.g. the flow pressure, the different media adaptable and the foaming is flexibly adjustable.
  • the inner diameter of both the first as well as the second inlet, the outlet as well of the annular member so adjust and to the ratio of liquid supply and foaming behavior adjust that the foaming result is always optimal.
  • the inlet for the first medium and the outlet for the Foamed material can be arbitrary, especially opposite one another be arranged in the main flow direction.
  • the inwardly directed channels can further counter and / or oriented in the main flow direction be, whereby the first-mentioned embodiment thinner and in the latter embodiment, more viscous mixtures, like cement water foaming mixtures can be foamed are and an additional acceleration in the Austragungs Scheme is achievable, whereby a suction effect of the Pressure introduced gas the connected hose or the pipe is empty.
  • the channels in the main flow direction can be the nozzle clean in an advantageous manner.
  • the annular component can be different be designed and also reversible, so that he can be used for different purposes.
  • differently shaped annular components can the Foaming degree to be changed.
  • the housing the same one, two or more parts be constructed.
  • the annular component is in multi-part construction of the housing can be used in each case between the housing parts.
  • the Housing parts of a housing can in their dimensions, i.e. in the cone length and / or diameters, identical be the same or different.
  • the nozzle depending on the application in one or the other Direction to use, without turning the ring-shaped component to have to.
  • the housing parts of the nozzle overlapping together and about by screwing each other firmly be connected. Due to the partial overlap or screw connection the nozzle is stable around the foaming area built, at the same time the annular component through the two parts safe and firm in its length held.
  • the nozzle may further comprise a foaming heater Material or the media to be supplied.
  • a tempered foam can be improved Adhesion and curing properties as well as cleaning effects, Have setting properties and so on.
  • a UV lamp to arrange to be discharged there, foamed, e.g. Plastic material to harden. This can be, for example be beneficial if the nozzle becomes one Pipe coating is used because it is the foamed Material cures immediately after application.
  • the nozzle with the reservoirs the individual media via lines (e.g., hoses) connectable is.
  • a dosing device for interference assigned by one or more output components which as a mixture (for example as the first medium) of the Nozzle or the discharge line are fed. This can in particular with regard to the material compatibility be problematic media appropriate.
  • At least one before or at the nozzle Pressure regulator and a flow regulator for defined Passage and flow rate of the respective medium be connected.
  • a pressure regulator and a flow regulator to control the AufMumreaes appropriate.
  • the nozzle of this nozzle e.g. a second nozzle (II) or an aftermixer switched on be.
  • the foaming of different media takes place so by means of a previously generated in the nozzle I. Foam, the at least one inlet connected to the Nozzle II is deliverable.
  • This embodiment is especially when foaming difficult foamable Materials and material mixtures advantageous.
  • the second Medium is thus replaced by foamed material.
  • the first frothing unit may be preferred for the Binding and dust-free transport of, e.g. Mineral fibers, Cellulose flakes and the like can be used.
  • a dust-free (re) binding or transport from, e.g. toxic, aggressive or explosive substances for further use or disposal conceivable.
  • the remixer can be made in conventional, mechanical construction be designed.
  • nozzle listed. These are e.g. binding of substances by means of foam, stationary or mobile and / or location-independent transport of substances by means of Foam, fire extinguishing technology, manufacturing waterproof Foams, long-term binders, gypsum-bound material mixtures for foams and granulates, open-pored foams with fixed structures and application of the nozzle for backfilling of pits, shaft structures, cavities, production of foams in food processing and processing, Pharmaceutical industry, cosmetics industry, detergents and cleaners industry.
  • annular component form its channel arrangement mirror symmetry and the channels radial, tangential, obliquely tangential or perpendicular tangentially open into the annular component allow. This is recommended when the different Groups of channels to be used, the Injection direction of the medium to change, e.g. turning around.
  • the annular member may also be with at its ends be understood to mean two circumferential annular spaces whose open Groove outside with channels aligned.
  • the annular spaces can a wedge-shaped, rectangular or round cross-section show what the deflection of the medium in Direction of the channels is advantageous.
  • the annulus bottoms form at wedge-shaped annuli, e.g. Wedge surfaces that from the end faces of the annular member to the inlet ports of the channels.
  • a first housing part one with the channel of the annular member axially has aligned outlet or inlet channel and the other Housing part provided with a blind hole-like mixing chamber is, in which laterally the first inlet opening occurs.
  • the entire nozzle is then miniaturized.
  • the channel of the annular Component aligned inlet and outlet ports to their outlet ends expand conically or trumpet-like.
  • the two housing parts are constructed in such a way that with different angles of rotation to each other can be mounted. Overall, a round, polygonal or square cross-sectional shape for the housing parts be provided. By mounting with different Rotation angles can be the relative positions of the Select inlet channels to each other freely, so that the nozzle especially is easily adaptable to their environment elements.
  • an alternative nozzle is the simplest Training by the arrangement of a tubular housing for the nozzle, with a frothing zone and with each one formed by the central opening, coaxial with each other arranged inlet and outlet for the passage of the first medium and at least one oblique with a pointed one Angle a formed in the housing wall and in the central opening of the housing in the region of the foaming zone opening channel to the supply of the second medium is provided.
  • Alternative nozzles are by one-piece designs the same as shown in FIGS. 8 - 13 given.
  • the reference numeral 1 designates the nozzle in its entirety.
  • the nozzle comprises a housing 4 with an annular Component 7, in which radially inwardly directed Channels 5 for supplying a second medium, in particular a gas, and a first inlet 6 to the supply line of the foaming medium and an outlet 2 are provided is.
  • the gas flowing through the channels 5 generates a gas Verwirbelung with the by the first inlet 6 zussenen Medium, so that it is foamed.
  • the nozzle Can be used anywhere, with the foaming directly at the work site. The advantage is a consistent quality of the foamed material, at the same time a continuous foaming is possible.
  • the inwardly directed channels 5 are integrated in the component 7. As a result, the channels 5 in the component 7 are simple to bore.
  • a second inlet 8, on the housing 4th is arranged laterally, serves the introduction of the gas, which flows into the inwardly directed channels 5.
  • At the inlet 8 and the inlet and outlet 6, 2 are threads 22nd provided for tight connection of lines.
  • an annular space 9 is formed, on which the inwardly directed channels 5 are adjacent.
  • the gas flowing in at the second inlet 8 becomes thus initially distributed over the annular space 9 and flows then through the radial, oblique or tangential through the inwardly directed channels 5 in the interior of the component 7.
  • the annular space 9 is infinitely adjustable, so that the flow conditions, e.g. the flow pressure variable are adjustable.
  • the annular member 7 may be so be constructed that with the adjustment of the annulus 9 also simultaneously the inward channels 5 are adjusted. It is possible that both the length and the diameter of the channels 5 adjustable is.
  • the first inlet 6 and the outlet 2 are opposite arranged in the main flow direction 26, so that no Flow losses of the foamed material occur and a simple structure of the housing 4 allows becomes.
  • the channels 5 are substantially opposite to Mainstream direction and the guided through them Gas generates an increased with the inflowing medium Verwirbelung, which in particular at low viscosity Media is necessary to achieve the desired foaming get.
  • the channels 5 are usually designed as round holes and thus enable optimal flow conditions.
  • the annular member 7 can be flexibly exchanged be inserted into the housing. For different Applications it is possible, differently designed Insert components 7 in the housing 4.
  • the annular member 7 is on the inner wall of the Housing 4 sealed, so that an optimal turbulence ensured in the housing 4 and at the same time no Remove material from unwanted areas to the outside can.
  • the housing 4 of the nozzles of FIGS. 1, 5 and 6 consists of two parts 4 ', 4 ", between which the component 7 is arranged is.
  • the two parts of the housing 4 are included screwed together via a thread 22 ', wherein the Component 7 between a circumferential projection 11 of the Part 4 "and the end face 12 of the part 4 'arranged is.
  • the two parts 4 ', 4 " are simple and at the same time ensure a secure hold of the component 7.
  • the above-mentioned seals 13 are between the one end of the component 7 and the circulating Projection 11 and the other end of the component 7 and the end face 12 is provided.
  • a Heating device and / or a UV lamp be provided which, however, not shown in the drawing figures are.
  • the heater or the UV lamp may be the starting components or the foamed material heated or UV-irradiated.
  • Frothing unit comprises a nozzle 1, which via lines 15 with reservoirs 16 of the various starting components connected is.
  • the nozzle 1 is a metering device 17, which with a hydraulic drive works, upstream.
  • the Dosing device 17 has a hydraulic motor, i. the water pressure moves a dosing of a metering pump, whereby the Foaming agent is mixed.
  • the exact dosage can be set on the dispenser 17.
  • a compressor 23 and an adjoining pressure regulator 18 connected to the defined supply of the gas.
  • the degree of foaming be set.
  • the line 15 between the Pressure regulator 18 and the nozzle 1 has a check valve on to a backflow of the gas or the foamed Prevent material.
  • the nozzle 1 of the foaming unit shown in FIG 14 are essentially two different starting materials fed to the foaming.
  • the frothing unit 14 can use different foams with fixed Structures (similar, for example, pore lightweight concrete) for all hydraulically setting materials and material mixtures (e.g., cement, gypsum, lime, magnesite, etc.).
  • material mixtures e.g., cement, gypsum, lime, magnesite, etc.
  • the led out of the dosing device 17 water-foaming agent mixture is, e.g. a mortar mixer 24 fed.
  • the foaming Material that is a separately mixed or optionally delivered by transport vehicles ready mix with foaming agent and various additives can be. This ready mix is by means of the pump 25 fed to the nozzle 1 and there by means of the incoming Foamed gas.
  • the foamed material passes Finally, in a post-mixer 21, in which it is mixed with difficult to foam materials.
  • Fig. 4 is a particularly advantageous variant of a Foaming unit 14 forth.
  • Nozzle 1 To the provided there Nozzle 1 is a second nozzle 19 or foaming unit 20A connected, wherein the foaming by using the foamed material in the second nozzle instead of Compressed air or compressed gas takes place.
  • the already prefoamed Material therefore passes through the inward-facing Channels 5, 5 'in the housing 4 of the nozzle 1 a.
  • the material to be foamed is supplied.
  • a blowing machine e.g. Mineral fibers, Zonuloserestflocken, dusts, powdered Materials etc. tied by the foaming or transported dust-free.
  • the frothing unit 14 can also be used for dust-free Binding or transport, e.g. of toxic, aggressive or explosives for their further use or Disposal are used.
  • the nozzle 1 may be, e.g. also a mortar mixer or a Silo with a mixing pump upstream to be foamed Supply material of the nozzle 1.
  • a container provided with premixed material without foaming agent addition, wherein the premixed material by means of a Pump 25 is fed to the nozzle 1.
  • Das in the nozzle 1 Foamed material is either directly by means of a Spraying hose discharged or previously a post-mixer 21 supplied.
  • the starting materials may be on their way through the Lines 15 more substances are added, what is illustrated by corresponding arrows.
  • At least one output medium before the supply line to the housing 4 or in the housing 4 itself is heated. This can be done, e.g. to an increased Foaming degree lead. However, it is also possible that the already foamed material is heated.
  • the different media can be regulated the case 4 be fed to a desired mixing ratio to be able to adjust.
  • the nozzle 1 or the frothing units 14 can in particular for location-independent application of foamed Material are used. So it is possible to use it with building materials to produce suburb with consistent quality, especially if this is on rough terrain or in higher floors of a building are needed.
  • first housing part 4 ' ( Figures 5 and 6) is located a first inlet channel 6, in the second housing part 4 '' is an outlet channel 2 is arranged.
  • Both housing parts 4 ', 4 " are sealingly joined together and form between themselves an annular space 9, in which one with channels 5, 5 'as well a channel 20phaseer annular member 7 rests.
  • the channels 5, 5 'for introducing at least one another medium or a mixture of other media are connected to further inlet channels 8, 8 'in connection.
  • the annular member 7 is a separately interchangeable Part.
  • the channels 5, 5 'arranged in the component 7 are oblique to the main flow direction 26 of the media to be mixed within the component 7 educated. Furthermore, the channels 5, 5 'in two separate Groups arranged in the component 7.
  • the channels 5 of a group are obliquely against the channels 5 'of other group and at the same time obliquely to the main flow direction 26 aligned.
  • the groups of channels 5, 5 ' are alternatively or simultaneously separated by two, In the housing parts 4 ', 4' 'arranged inlet channels 8, 8 'with the at least one medium under pressure acted upon.
  • annular member 7 with respect to its channel arrangement formed mirror-symmetrical, which in particular is advantageous if the injection direction of the medium just to be turned over.
  • the component 7 indicates its end circumferential annular spaces 28, 28 ', whose respective open groove outer sides 29 with the inlet channels 8, 8 'are substantially aligned.
  • the annular spaces 28, 28 ' have a wedge-shaped cross-section. This will be through the inlet channels 8, 8 'supplied air to the channels 5, 5' Directly and optimally forwarded.
  • the annulus bottoms 30 form wedge surfaces of the end faces 31st of the component 7 to the inlet openings 29 'of the channels 5, 5 'run.
  • the angle a between the axes of the channels 5, 5 ' of the two groups relative to the main flow direction 26 be different.
  • the channels 5, 5 ' the two groups also have a different diameter to have.
  • FIGS. 5, 6, the FIGS two housing parts 4 ', 4 "with their surrounding the annular space 9 End faces 32, 33 sealed to each other to an uncontrolled escape of the injected or the to prevent mixed media.
  • the first Housing part 4 'one with the Kanal'20 of the annular Component 7 is substantially aligned inlet channel 6 and the second identical housing part 4 '' one with the channel 20 of the component 7 is substantially aligned outlet channel 2 on.
  • the housing part 4 "one with the channel 20 is substantially aligned Outlet channel 2 and the housing part 4 'a blind hole-like Mixing chamber 36, in which the first side Inlet channel 6 enters.
  • the mixing chamber 36 leads to a swirling of the injected medium in the channel 20 and thus influences the foaming or mixing behavior corresponding.
  • such a construction is for spray cans suitable.
  • the whole nozzle 1 is then more advantageous Fashion miniaturized trained.
  • the channel 20 as outlet channel and the Outlet channel 2 serve as an inlet channel.
  • Foaming or misting or spraying is at the inner end of the outlet channel 2 in Fig. 5 with a plurality of openings 37 provided Element 38 is arranged.
  • the two housing parts 4 ', 4 " are in a plurality of Rotary positions mounted to each other, so that on the one hand the assembly is facilitated and the other the nozzle 1 especially easy to its environmental elements (e.g. can be adapted.
  • FIG. 7 shows a nozzle with a housing 39 with inserted, annular member 40.
  • the channels 41, 42 are optionally by a Plug 43 closable.
  • In the component 40 open channels 5 for the supply of the gaseous second medium.
  • the alternative nozzles of Figs. 8-13 have one-piece shapes Type on.
  • the dosage of the second medium via at least one inlet 8 not opens into an annulus, but directly with an oblique inwardly directed channel 5 is connected.
  • this is a combination of the discharges (center radial, oblique or tangential) possible.
  • the inwardly directed channels 5, 5 ' can in all possible Angles open into the channel space 20 of the nozzle.
  • the inlets 8, 8 ', 8' 'of the nozzle of Fig. 8 can each be closed by blind plugs 27 as needed. Furthermore, the inlets are located on supply lines 50 for the second medium.
  • blind-hole nozzle 9 shows a blind-hole nozzle with two inlets 8, 8 ', for a second medium, one depending on the purpose can be closed by blind plugs 27.
  • Fig. 10 shows a section through Figs. 8 and 9 with tangential introduction of the second media into the channel space 20 of the nozzle.
  • the nozzle 4 of FIG. 13 has the same training in itself as the nozzle of Fig. 8, in addition to those with the Channels 5, 5 'in communicating inlets 8, 8', 8 "further inlets 8" “and 8" "on the inlets 8 '' '' and 8 '' '' 'are on channels 5' '' and 5 '' '' to the Outlet channel 2, whereby the possibility exists on the exiting medium, e.g. a coating or Apply marking.
  • the channels 5 'and inlets 8' are shown here offset by 90 °.

Claims (11)

  1. Buse de moussage, pulvérisation ou atomisation de premiers fluides notamment liquides au moyen d'au moins un deuxième fluide sous pression, notamment gazeux ou contenant du gaz, une sortie pour la mousse produite ou le brouillard pulvérisé étant prévue sur la buse et la buse comprenant un boítier dans lequel sont prévus des conduits orientés obliquement vers l'intérieur pour l'apport du deuxième fluide ainsi qu'une première entrée pour l'apport du fluide à mousser et les conduits orientés obliquement vers l'intérieur étant intégrés dans un composant de forme annulaire disposé dans le boítier, caractérisée en ce que le composant de forme annulaire (7) peut être pivoté et remplacé, les conduits (5, 5') peuvent être disposés obliquement à l'encontre de la direction d'écoulement principale (26) des fluides mélangés à l'intérieur du composant de forme annulaire (7) et les conduits (5, 5') peuvent être disposés dans deux groupes séparés dans le composant (7), les conduits (5) d'un groupe étant orientés obliquement à l'encontre des conduits (5') de l'autre groupe et obliquement par rapport à la direction d'écoulement principale (26), et les groupes de conduits (5, 5') pouvant être sollicités en alternance ou simultanément par au moins un fluide sous pression par le biais de deux conduits d'entrée (8, 8') séparés, disposés dans les parties du boítier (4', 4").
  2. Buse selon la revendication précédente, caractérisée en ce qu'au moins une deuxième entrée (8) pour l'apport du deuxième fluide dans des conduits (5) orientés radialement vers l'intérieur est disposée latéralement sur le boítier (4).
  3. Buse selon l'une quelconque des revendications précédentes, caractérisée en ce qu'un espace annulaire (9) est prévu entre le composant de forme annulaire (7) et le boítier (4), auquel se rattachent les conduits (5) orientés vers l'intérieur.
  4. Buse selon la revendication 3, caractérisée en ce que l'espace annulaire (9) et/ou les conduits (5) est/sont ajustables de manière variable en continu.
  5. Buse selon l'une quelconque des revendications précédentes, caractérisée en ce que le composant (7) est disposé entre les parties du boítier dans le cas d'une construction du boítier en plusieurs parties.
  6. Buse selon la revendication 1, caractérisée en ce qu'un appareil de dosage (17) est monté avant la buse (1) et en ce que l'on prévoit sur l'appareil de dosage (17) des conduites pour différents composants de départ.
  7. Buse selon l'une quelconque ou plusieurs des revendications précédentes 1 à 6, caractérisée par une utilisation de celle-ci indépendante du lieu.
  8. Buse selon l'une quelconque ou plusieurs des revendications précédentes, caractérisée en ce que le composant (7) est réalisé avec une symétrie spéculaire par rapport à ses agencements de conduits (5, 5') et en ce que les conduits (5, 5') débouchent radialement, tangentiellement, tangentiellement et obliquement ou perpendiculairement et tangentiellement dans le conduit (20) du composant (7) et présentent des diamètres différents.
  9. Buse selon l'une quelconque ou plusieurs des revendications précédentes, caractérisée en ce que la première partie du boítier (4") présente un conduit de sortie (2) ou un conduit d'entrée (6) essentiellement aligné avec le conduit (20) et l'autre partie du boítier (4') présente une chambre de mélange de type trou borgne (36), dans laquelle entre latéralement le premier conduit d'entrée (6) ou le conduit de sortie (2).
  10. Buse selon l'une quelconque des revendications précédentes, caractérisée en ce que les conduits d'entrée ou de sortie (6, 2) dans les parties du boítier (4', 4"), alignés avec le conduit (20) du composant (7), s'élargissent vers l'extérieur en forme de cône.
  11. Buse selon l'une quelconque ou plusieurs des revendications précédentes, caractérisée en ce que la buse est réalisée sous forme de buse en une seule partie et en ce que les conduits orientés vers l'intérieur (5, 5') débouchent tangentiellement au centre et/ou suivant tous les angles possibles dans l'espace de conduit (20).
EP01921366A 2000-04-05 2001-03-30 Buse de moussage, de pulverisation ou d'atomisation Expired - Lifetime EP1268046B1 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE10016926A DE10016926C2 (de) 2000-04-05 2000-04-05 Vorrichtung zum Aufschäumen
DE10107826A DE10107826B4 (de) 2001-02-16 2001-02-16 Vorrichtung zum Aufschäumen
DE10107826 2001-02-16
DE10016926 2001-02-26
PCT/EP2001/003657 WO2001076728A1 (fr) 2000-04-05 2001-03-30 Buse de moussage, de pulverisation ou d'atomisation

Publications (2)

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EP1268046A1 EP1268046A1 (fr) 2003-01-02
EP1268046B1 true EP1268046B1 (fr) 2005-05-25

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US (1) US7040551B2 (fr)
EP (1) EP1268046B1 (fr)
AT (1) ATE296157T1 (fr)
AU (1) AU2001248366A1 (fr)
DE (2) DE20105711U1 (fr)
WO (1) WO2001076728A1 (fr)

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US20030150624A1 (en) 2003-08-14
EP1268046A1 (fr) 2003-01-02
US7040551B2 (en) 2006-05-09
ATE296157T1 (de) 2005-06-15
AU2001248366A1 (en) 2001-10-23
DE20105711U1 (de) 2002-01-17
WO2001076728A1 (fr) 2001-10-18
DE50106316D1 (de) 2005-06-30

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