EP1312409B1 - Mélangeur de tube avec un élément longitudinal - Google Patents

Mélangeur de tube avec un élément longitudinal Download PDF

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Publication number
EP1312409B1
EP1312409B1 EP02405221A EP02405221A EP1312409B1 EP 1312409 B1 EP1312409 B1 EP 1312409B1 EP 02405221 A EP02405221 A EP 02405221A EP 02405221 A EP02405221 A EP 02405221A EP 1312409 B1 EP1312409 B1 EP 1312409B1
Authority
EP
European Patent Office
Prior art keywords
mixer
section
accordance
tube
sections
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
EP02405221A
Other languages
German (de)
English (en)
Other versions
EP1312409A1 (fr
Inventor
Rolf Heusser
Nicklaus Brugner
Sandro Martino
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.)
Sulzer Chemtech AG
Original Assignee
Sulzer Chemtech AG
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 Sulzer Chemtech AG filed Critical Sulzer Chemtech AG
Priority to EP02405221A priority Critical patent/EP1312409B1/fr
Priority to AT02405221T priority patent/ATE242045T1/de
Priority to DE50200013T priority patent/DE50200013D1/de
Priority to US10/242,934 priority patent/US20030179648A1/en
Priority to JP2003077621A priority patent/JP4445207B2/ja
Publication of EP1312409A1 publication Critical patent/EP1312409A1/fr
Application granted granted Critical
Publication of EP1312409B1 publication Critical patent/EP1312409B1/fr
Priority to US11/474,152 priority patent/US20060245299A1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
    • B01F25/4315—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material
    • B01F25/43151—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being deformed flat pieces of material composed of consecutive sections of deformed flat pieces of material
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/432—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa
    • B01F25/4321—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa the subflows consisting of at least two flat layers which are recombined, e.g. using means having restriction or expansion zones
    • 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
    • B01F25/40—Static mixers
    • B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
    • B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
    • B01F25/432—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction with means for dividing the material flow into separate sub-flows and for repositioning and recombining these sub-flows; Cross-mixing, e.g. conducting the outer layer of the material nearer to the axis of the tube or vice-versa
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/50—Movable or transportable mixing devices or plants
    • B01F33/501—Movable mixing devices, i.e. readily shifted or displaced from one place to another, e.g. portable during use
    • B01F33/5011—Movable mixing devices, i.e. readily shifted or displaced from one place to another, e.g. portable during use portable during use, e.g. hand-held
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/2305—Mixers of the two-component package type, i.e. where at least two components are separately stored, and are mixed in the moment of application

Definitions

  • the invention relates to a pipe mixer with a longitudinal Mounting body according to the preamble of claim 1 and uses of the Mixer.
  • EP-A-1 125 625 is such a static mixer for performing a laminar mixing process known in which highly viscous substances such For example, sealants, two-component foams or Two-component adhesives are mixed.
  • This mixer is as "Disposable mixer” usable for a single use.
  • He is a Pipe mixer with a longitudinal body installation, which is a special Structure has.
  • This mixer structure is made by modifications of a Derived basic structure. The modifications are aimed at "mixed-resistant flow filaments", which at one with the basic structure performed laminar mixing process, in order to improve the Influence mixing results.
  • mix-resistant strand With the term “mixed-resistant Streamline ", hereafter referred to as” mix-resistant strand ", one refers to the appearance that there are streaming threads that are out only one of the components to be mixed is the mixer structure going through and doing virtually none or only an insufficient Learn to mix with adjacent flow threads.
  • the object of the invention is a pipe mixer with a longitudinal Incorporating body in which the occurrence of mixed-resistant Strähnen is suppressed by further measures. This task will solved by the pipe mixer defined in claim 1.
  • the tube mixer includes a longitudinal body assembly, with a laminar mixing process in a laminar flowing through the mixer Medium can be effected.
  • the tube mixer has a hybrid structure. It At least two longitudinal sections are combined, the different Have mixer structures. It leaves a first section a mix resistant strand associate, which results, if with the first, in a pipe mixer structure performed a laminar mixing process becomes.
  • Another mix-resistant tress is assignable according to a second section, the adjacent to the first section and having a second structure. At the transition between the sections are the mixed-resistant strands transversely offset against each other.
  • the dependent claims 2 to 9 relate to advantageous embodiments the pipe mixer according to the invention.
  • One possible use of The pipe mixer according to the invention is the subject of claim 10.
  • the longitudinal mounting body has in an advantageous embodiment a hybrid structure having differently structured sections. This Sections are attributable to mixed-resistant strands that are transversal offset against each other, so that none of these strands is a continuation each forming a mixed-resistant strand, which in an adjacent Section occurs
  • a device 100 is indicated by dash-dotted lines. This contains a static mixer with a longitudinal body 1, through which a mixer structure with a regular, unmodified Basic structure is formed.
  • the mixer structure is shown in Fig. 1 as a side view and in Fig. 2 - slightly modified-as a perspective view from below displayed.
  • the basic structure consists of a Variety of mixing elements in a tube 10 (with a Longitudinal axis or longitudinal direction 11) are arranged one behind the other; or - according to the second definition - it consists of a bundle of four chambered strands, with Mischkammem 18 ("mixed effective Chambers "), each between two closed ends 14 a and Extend 14b and with respect to adjacent Kammem 18 in longitudinal Direction 11 are arranged offset.
  • Each of the mixing elements comprises two axial sections, each of the sections at least one dividing web 12 or 13 dividing the section (radial Walls) is assigned.
  • the dividers 12, 13 intersect and divide the pipe cross section in equal areas.
  • the faces are either open or covered by pulleys 14.
  • the mixing chambers 18 of the basic structure are the same size and offset from each other.
  • Two lateral Reinforcement walls 15 extend over the entire length of the longitudinal installation body 1.
  • FIGS. 1 and 2 The fragmentary shown in Fig. 2 and shown with a view from below Mounting body 2 is opposite to that of FIG. 1 by 90 ° about the longitudinal axis eleventh turned. 2 gives a more vivid picture of the structural elements, namely the dividing webs 12, 13 and the deflecting plates 14. It is only one the lateral reinforcing walls 15 available. From the other, cut away wall is a dot-dash line an inner surface 15 ' indicated.
  • the section of the installation body 2 shown contains two complete mixing chambers 18.
  • the structure shown in FIGS. 1 and 2 is hereinafter referred to as "structure Q".
  • This structure Q the one regular basic structure can also be structurally modified in some places (see EP-A-1 125 625).
  • structure Q should be additional also refer to the modified basic structure.
  • the device 100 comprises a two-chambered container 100a, namely a cartridge, with combs 101 and 102. These are used for separate Inclusion of two flowable components A and B. Through outlets of the container 100a, A and B can by means of pistons 111 and 112 in the tube 10 are pressed (arrows A ', B'). After mixing A with B in the static mixer, consisting of the tube 10 and the longitudinal Assembly body 1 and 2 composed, the mixture passes through a nozzle 120 from the device 100 from.
  • the cartridge 100a may be more than two Kammem include.
  • the tube 10 is shown as one on the cartridge 100a attachable pipe part formed.
  • a metering device in which the inventive pipe mixer is used.
  • the components A and B are in separate containers containing them by means of pumps, in particular dosing pumps, into the mixer.
  • Fig. 3 shows - with a view from below - an element 3, which is a new, something represents a more complicated example of a mixer structure.
  • This element is 3 intended to the inventive hybrid structure, for example in Combination with the known structure Q to form.
  • the visible part of the Elements 3 with U-shaped transverse channels 31 and 32 extends to one longitudinal center plane. On the opposite side is behind this mid-plane the structure is formed inversely to the visible part, so that the transverse channels 31 and 32 in their extension respectively in breakthroughs on the opposite side pass. These breakthroughs correspond to breakthroughs 33 and 34 on the visible side.
  • the structure X may be a so-called "SMX" structure; this is illustrated in FIG. 8.
  • the structure X can also be the element 3 of the 3 or a plate assembly 5, as illustrated in FIG. 5, namely a modified structure Q, in which the separating webs 13 and 14 are removed and the plurality of mixing elements (according to the first Definition).
  • the structure X 'in FIG. 4 corresponds to the lower half of FIG Structure X.
  • the structure X "has webs that are in an alternating Lying on two intersecting planes. The crossroads these planes lie on a longitudinal midplane parallel to the plane Image plane is. The bars are located on the lower side of the Crossing line.
  • Said structure Q comprises in the installation body 1, preferably a Proportion that outweighs, in particular - in terms of length - greater than 50% is.
  • Mixed-resistant strands that are in the structure Q The resulting sections will be in downstream structures X, X 'or X "dissolved or at least translocated dislocated so that they are in Further sections no longer appear as mixed-resistant strands to step.
  • a structure X upstream of the structure Q Because with an unfavorable orientation of Structure Q with respect to the cartridge cases 101, 102 carries the Entrance of the structure Q, the first divider 12 or 13 includes nothing to the mixing process.
  • the structure X has the orientation a minor influence on the mixing effect.
  • the portions of the longitudinal mounting body 1 may be separate parts. But it is more advantageous if the mounting body 1 a whole or in part coherent piece forms, this piece a combination of comprises at least two longitudinal sections. It is particularly advantageous if all sections together form a monolithic installation body 1, which can be produced by a casting process, in particular by means of a Injection molding technology can be produced from a thermoplastic.
  • the structure Q has a similarity to a so-called "Multiflux" mixer structure.
  • the Mixer structure 6 of Fig. 7 with the structural elements shown in Fig. 6 6 a, 6 b is a structure converted into a "multiflux" mixer structure 6 Q.
  • the longitudinal installation body 1 of the pipe mixer according to the invention may be used in sections instead of the structure Q or in addition to the structure Q contain the mixer structure 6.
  • the structural elements 6a, 6b appear instead of the deflecting plate 4 of the structure Q, voluminous bodies 64a, 64a ', 64b and 64b ', each in the form of two wedged wedges to have.
  • the structural elements 6a, 6b form between two side walls 65 in an old arrangement a dense sequence.
  • the element 8 shown in FIG. 8 has a structure ("SMX") with webs 81, 82 inclined with respect to the longitudinal direction of the pipe mixer are. Adjacent webs 81, 82 are arranged in a crossing position Die front of two side walls 85 is cut away and dash-dotted as Surface 85 'indicated. The webs 81, 82 may be different widths, so that gaps between individual webs and the inner surface of the Tube 10 result.
  • SMX structure
  • the tube mixer may also have a circular cross-section (see EP-A- 0 749 776).
  • sections can also be used for the hybrid structure with a known helical structure 9 - see Fig. 9 - are used.
  • Fig. 10 shows another example of a section which does not yet have one has known mixer structure 10.
  • the pipe mixer according to the invention can be used for mixing a high-viscosity components A with at least one further component B in a device 100 - see Fig. 1- use.
  • the other component B may have a viscosity 10 to 1000 times lower than the viscosity have high viscosity component A.
  • the mass flow of others Component B can be many times smaller than the mass flow of be highly viscous component A.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Accessories For Mixers (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Claims (10)

  1. Mélangeur tubulaire avec un corps de garnissage (1) longitudinal, avec lequel un processus de mélange laminaire est susceptible d'être provoqué dans un milieu (A, B) traversant le mélangeur en un écoulement laminaire, caractérisé par le fait que le mélangeur tubulaire présente une structure hybride, ledit mélangeur tubulaire étant combiné en au moins deux tronçons longitudinaux présentant des structures de mélangeur (X, Q) différentes, à un premier tronçon ayant une première structure (X) étant susceptible d'être associé un filet d'écoulement résistant au mélange, obtenu lorsqu'on effectue un processus de mélange laminaire avec la première structure, insérée dans un mélangeur tubulaire, sachant qu'en outre, de manière correspondante, un autre filet d'écoulement résistant au mélange est susceptible d'être associé à un deuxième tronçon, voisin du premier tronçon et présentant une deuxième structure (Q), les filets d'écoulement résistant au mélange étant décalés transversalement les uns par rapport aux autres à transition entre les segments.
  2. Mélangeur tubulaire selon la revendication 1, caractérisé en ce que le corps de garnissage (1) longitudinal présente une structure hybride avec différents tronçons structurés, à ces tronçons étant susceptible d'être associés des filets d'écoulement résistant au mélange qui sont décalés transversalement les uns par rapport aux autres.
  3. Mélangeur tubulaire selon 1a revendication 1 ou 2, caractérisé en ce qu'au moins un tronçon présente une structure (Q), formée d'un faisceau de quatre filets d'écoulement enfermés dans des chambres, avec des chambres de mélange (18) qui s'étendent chacune entre deux extrémités (14a, 14b) fermées et qui sont disposées de façon décalée en direction longitudinale (11) par rapport aux chambres voisines, et en ce que la structure (Q) citée, dans le corps de garnissage (1), constitue une fraction, de préférence pondérante.
  4. Mélangeur tubulaire selon l'une des revendications 1 à 3, caractérisé en ce qu'au moins un tronçon (X) présente une structure (8) avec des nervures (81, 82) inclinées par rapport à la direction longitudinale (11), des nervures voisines étant disposées avec des orientations se croisant.
  5. Mélangeur tubulaire selon l'une des revendications 1 à 4, caractérisé en ce qu'un tronçon (X) à nervures inclinées forme une zone d'entrée du corps de garnissage, cette zone d'entrée étant disposée en particulier après une cartouche (100a) .
  6. Mélangeur tubulaire selon l'une des revendications 1 à 5, caractérisé en ce que la section transversale est de forme circulaire, et en ce qu'au moins un tronçon présente par exemple une structure à hélice (9).
  7. Mélangeur tubulaire selon l'une des revendications 1 à 6, caractérisé en ce que les tronçons présentent des structures de base régulières, modifiées structurellement par endroits.
  8. Mélangeur tubulaire selon l'une des revendications 1 à 7, caractérisé en ce que le corps de garnissage (1) forme, en totalité ou en partie, un élément cohérent, cet élément comprenant une combinaison d'au moins deux tronçons longitudinaux et étant susceptible d'être fabriqué, de préférence, par un procédé de moulage.
  9. Mélangeur tubulaire selon l'une des revendications 1 à 8, caractérisé en ce que le corps de garnissage (1) est monolithique en particulier est obtenu par moulage par injection à partir d'un matériau thermoplastique.
  10. Utilisation d'un mélangeur tubulaire selon l'une des revendications 1 à 9, pour le mélange d'un composant (A) fortement visqueux avec au moins un autre composant (B), 1'autre composant (B) pouvant présenter une viscosité inférieure, d'un facteur de 10 à 1000, à celle du composant fortement visqueux (A), en ce que le débit masse de 1'autre composant (B) peut être de plusieurs fois inférieur au débit masse du composant (A) fortement visqueux, en ce que le mélangeur est utilisé dans un dispositif (100) comprenant un récipient (100a) à plusieurs chambres ou bien comprenant différents récipients pour recevoir séparément les composants (A, B), et en ce que les composants sont transportés dans le mélangeur, par refoulement sous pression avec des pistons ou au moyen de pompes, en particulier des pompes de dosage.
EP02405221A 2002-03-22 2002-03-22 Mélangeur de tube avec un élément longitudinal Expired - Lifetime EP1312409B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
EP02405221A EP1312409B1 (fr) 2002-03-22 2002-03-22 Mélangeur de tube avec un élément longitudinal
AT02405221T ATE242045T1 (de) 2002-03-22 2002-03-22 Rohrmischer mit einem longitudinalen einbaukörper
DE50200013T DE50200013D1 (de) 2002-03-22 2002-03-22 Rohrmischer mit einem longitudinalen Einbaukörper
US10/242,934 US20030179648A1 (en) 2002-03-22 2002-09-13 Tube mixer having a longitudinal built-in body
JP2003077621A JP4445207B2 (ja) 2002-03-22 2003-03-20 縦型ビルトイン・ボディを有するチューブ・ミキサ
US11/474,152 US20060245299A1 (en) 2002-03-22 2006-06-22 Tube mixer having a longitudinal built-in body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02405221A EP1312409B1 (fr) 2002-03-22 2002-03-22 Mélangeur de tube avec un élément longitudinal

Publications (2)

Publication Number Publication Date
EP1312409A1 EP1312409A1 (fr) 2003-05-21
EP1312409B1 true EP1312409B1 (fr) 2003-06-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP02405221A Expired - Lifetime EP1312409B1 (fr) 2002-03-22 2002-03-22 Mélangeur de tube avec un élément longitudinal

Country Status (5)

Country Link
US (2) US20030179648A1 (fr)
EP (1) EP1312409B1 (fr)
JP (1) JP4445207B2 (fr)
AT (1) ATE242045T1 (fr)
DE (1) DE50200013D1 (fr)

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DE102006047811A1 (de) * 2006-10-06 2008-05-15 Sulzer Chemtech Ag Mehrkomponentenkartusche
EP2181827A2 (fr) 2008-10-17 2010-05-05 Sulzer Mixpac AG Mélangeur statique
EP2548634A1 (fr) * 2011-07-22 2013-01-23 Sulzer Mixpac AG Elément de mélange pour mélangeur statique
EP2599540A1 (fr) 2011-11-29 2013-06-05 Sulzer Mixpac AG Élément de mélange pour un mélangeur statique
EP2614883A1 (fr) 2012-01-11 2013-07-17 Sulzer Mixpac AG Mélangeur statique
DE102017117198A1 (de) 2017-07-28 2019-01-31 3lmed GmbH Mischer
WO2019020764A1 (fr) 2017-07-28 2019-01-31 Kettenbach Gmbh & Co. Kg Mélangeur

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IT239582Y1 (it) * 1995-06-21 2001-03-05 Nordica Spa Dispositivo di adattamento della calzata, particolarmente per attacchidi calzature sportive
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EP1125626B1 (fr) * 2000-02-17 2005-11-02 Sulzer Chemtech AG Mélangeur statique
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US20030048694A1 (en) * 2001-09-12 2003-03-13 Tah Industries Inc. Material mixing device and method
US6773156B2 (en) * 2002-07-10 2004-08-10 Tah Industries, Inc. Method and apparatus for reducing fluid streaking in a motionless mixer

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006047811A1 (de) * 2006-10-06 2008-05-15 Sulzer Chemtech Ag Mehrkomponentenkartusche
US7997450B2 (en) 2006-10-06 2011-08-16 Sulzer Mixpac Ag Multicomponent cartridge
EP2181827A2 (fr) 2008-10-17 2010-05-05 Sulzer Mixpac AG Mélangeur statique
EP2548634A1 (fr) * 2011-07-22 2013-01-23 Sulzer Mixpac AG Elément de mélange pour mélangeur statique
EP2599540A1 (fr) 2011-11-29 2013-06-05 Sulzer Mixpac AG Élément de mélange pour un mélangeur statique
EP2614883A1 (fr) 2012-01-11 2013-07-17 Sulzer Mixpac AG Mélangeur statique
DE102017117198A1 (de) 2017-07-28 2019-01-31 3lmed GmbH Mischer
WO2019020764A1 (fr) 2017-07-28 2019-01-31 Kettenbach Gmbh & Co. Kg Mélangeur

Also Published As

Publication number Publication date
US20030179648A1 (en) 2003-09-25
ATE242045T1 (de) 2003-06-15
US20060245299A1 (en) 2006-11-02
EP1312409A1 (fr) 2003-05-21
DE50200013D1 (de) 2003-07-31
JP2003275556A (ja) 2003-09-30
JP4445207B2 (ja) 2010-04-07

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