WO2003066204A1 - Dispositif de dispersion a sonotrode - Google Patents

Dispositif de dispersion a sonotrode Download PDF

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Publication number
WO2003066204A1
WO2003066204A1 PCT/IB2002/000550 IB0200550W WO03066204A1 WO 2003066204 A1 WO2003066204 A1 WO 2003066204A1 IB 0200550 W IB0200550 W IB 0200550W WO 03066204 A1 WO03066204 A1 WO 03066204A1
Authority
WO
WIPO (PCT)
Prior art keywords
hollow cylinder
receptor
vibrating body
designed
sonotrode
Prior art date
Application number
PCT/IB2002/000550
Other languages
German (de)
English (en)
Inventor
Uwe KLAUMÜNZNER
Patrick Weisser
Original Assignee
Romaco Ag
Frymakoruma 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 Romaco Ag, Frymakoruma Gmbh filed Critical Romaco Ag
Publication of WO2003066204A1 publication Critical patent/WO2003066204A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50—Mixing liquids with solids
    • B01F23/55—Mixing liquids with solids the mixture being submitted to electrical, sonic or similar energy
    • B01F23/551—Mixing liquids with solids the mixture being submitted to electrical, sonic or similar energy using vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50—Mixing liquids with solids
    • B01F23/53—Mixing liquids with solids using driven stirrers
    • 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
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • B01F25/53—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is discharged from and reintroduced into a receptacle through a recirculation tube, into which an additional component is introduced
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/271—Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/80—Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations
    • B01F31/85—Mixing by means of high-frequency vibrations above one kHz, e.g. ultrasonic vibrations with a vibrating element inside the receptacle

Definitions

  • the invention relates to a sonotrode device with a vibrating body and a receptor for introducing vibrations into the vibrating body.
  • Sonotrode devices of the type mentioned above are used in the prior art for a variety of purposes.
  • sonotrodes for cleaning purposes are known, wherein a body located in a liquid bath is cleaned by ultrasound introduced into the liquid via the sonotrode.
  • sonotrodes for medical purposes are known, wherein ultrasound is initiated either for diagnosis or for therapy in parts of the human body.
  • dispersing devices are known in the art, which devices are subdivided into three categories. These are on the one hand the so-called dynamic dispersing devices such as Scherkranzdispergierer, colloid mills, agitators, etc., with a stator and one or more rotors.
  • high-pressure homogenizers and static mixers are known.
  • sonotrode devices for dispersing liquid to viscous substance mixtures are not known in the prior art.
  • the known dispersing devices all aim to obtain the largest possible energy input into the substances to be dispersed, since this promotes a small particle size and a uniform distribution.
  • the energy input in the dynamic dispersing without exponentiation of effort is no longer increasable and is therefore limited in practice due to fluidic specifications.
  • the object of the invention is to provide a sonotrode device, by means of which an effective and uniform dispersion of liquid to viscous mixtures of substances is possible, the device should be particularly useful in combination with conventional dynamic dispersing with one or more rotor and stator units.
  • the 'vibration body in is designed essentially as a hollow cylinder with a first partially open and a second open end face.
  • the vibrating body is formed substantially as a hollow cylinder with a first partially open and a second open end, that for the first time a device is provided by means of which dispersing liquid to viscous substance mixtures in a hollow cylinder trained sonotrode is possible. Due to the particular configuration of the sonotrode according to the invention, it is possible to use the hollow cylinder designed as a sonotrode as a stator and to support a dispersing process, in particular by means of a further dynamic dispersion unit with one or more rotors arranged in and / or around the hollow cylinder.
  • the hollow cylinder is designed as a stator of a dynamic dispersion with at least one rotors.
  • the at least one rotor is preferably arranged in or around the hollow cylinder in order to support a dispersing process.
  • the hollow cylinder in the region of its lateral surface a plurality of openings.
  • the openings are preferably formed as rectangular slots, which have two long and two short sides, wherein the long slots are aligned parallel to the longitudinal axis of the hollow cylinder.
  • the openings may be circular.
  • the partially open end face has a plurality of radially aligned webs, which are arranged with its one end to the central receptor means and with its other end to the lateral surface of the hollow cylinder.
  • the receptor device is designed as a shaft which oscillates longitudinally along its longitudinal axis.
  • the receptor device of the device according to the invention is preferably mechanically mounted in the region of its vibration node in order to avoid as much as possible an unwanted release of energy or damping of the introduced ultrasound.
  • the receptor device is preferably formed integrally with the oscillating body in order to avoid energy losses of the ultrasound introduced into the receptor device.
  • a Piezoelectric crystal is provided as a converter of electrical vibrations in mechanical vibrations for introduction into the receptor device.
  • the piezoelectric crystal oscillates preferably at a frequency of 20 to 50 KHz.
  • Fig. 1 shows a preferred embodiment of the device according to the invention in a view obliquely from below;
  • FIG. 2 the preferred embodiment of the device according to the invention shown in Fig. 1 in a view obliquely from above.
  • FIG. 3 shows the preferred embodiment of the device according to the invention shown in FIG. 1, installed in a dynamic dispersion unit, in a partially cross-sectional side view;
  • FIG. 4 shows the preferred embodiment of the device according to the invention shown in FIG. 3, installed in a dispersing device containing the dispersing unit, in a cross-sectional view.
  • the sonotrode dispersing device 100 for dispersing liquid to viscous substance mixtures shown in FIGS. 1 to 4 has a vibrating body 110 and a receptor device 120 for introducing vibrations into the vibrating body 110, the vibrating body 110 essentially being a hollow cylinder having a first partially open face 130 and a second open end surface 140 is formed.
  • the oscillating body 110 embodied as a hollow cylinder has a plurality of openings 112 in the region of its lateral surface 111, wherein the openings 112 are formed as rectangular slots.
  • the slots 112 in this case have two long and two short sides, wherein the long slots are aligned parallel to the longitudinal axis 113 of the oscillating body 110.
  • the vibrating body 110 is formed as a stator of a dynamic dispersion unit having at least one rotor 150 and a rotor 160, wherein the rotor 150 is disposed in the vicinity of the shell inner surface 111 'and the rotor 160 is disposed in the vicinity of the shell outer surface 111' 'of the vibrating body 110 wherein the rotors 150, 160 assist in dispersing.
  • Each of the rotors 150, 160 is formed substantially as a hollow cylinder with a closed, a bottom 151, 161 forming end face and an open end face, each rotor 150, 160 in the region of the open end face its lateral surface is provided with coaxially arranged teeth.
  • Each of the rotors 150, 160 is driven by its own drive shaft 170, 175.
  • the partially open first end face 130 of the oscillating body has a plurality of radially oriented webs 131, 132, 133 which are arranged with their one end with the centrally arranged receptor device 120 and with its other end with the lateral surface 111 of the oscillating body 110.
  • the partially open end face 130 of the vibrating body 110 forms an outlet opening for the dispersed product.
  • the receptor device 120 is designed as a shaft which oscillates longitudinally along its longitudinal axis 113 and is mechanically mounted in the region of its oscillation node 121.
  • the bearing can be displaced in the direction of the axis of rotation of the rotors 150, 160, which act as an additional dynamic dispersion unit, by means of a displacement device (not shown) within a predetermined stroke range and can be locked in any desired position.
  • the receptor device 120 is formed integrally with the oscillating body 110 in order to achieve the most effective possible introduction of ultrasonic vibrations into the sonotrode oscillating body 110.
  • a piezocrystal is provided as a converter 180 of electrical vibrations in mechanical ultrasonic vibrations, wherein the piezoelectric crystal oscillates at a frequency of 20 KHz.

Abstract

L'invention concerne un dispositif de dispersion à sonotrode, comprenant un corps vibrant (110) ainsi qu'un récepteur (120) pour l'introduction de vibrations dans ce corps vibrant. Selon la présente invention, ce corps vibrant (110) est conçu sensiblement sous la forme d'un cylindre creux, présentant une première face d'extrémité partiellement ouverte (130) et une deuxième face d'extrémité ouverte (140), de façon à permettre une dispersion homogène et efficace de mélanges de substances liquides à semi-liquides.
PCT/IB2002/000550 2002-02-07 2002-02-21 Dispositif de dispersion a sonotrode WO2003066204A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10204923A DE10204923C1 (de) 2002-02-07 2002-02-07 Sonotroden-Dispergier-Vorrichtung
DE10204923.8 2002-02-07

Publications (1)

Publication Number Publication Date
WO2003066204A1 true WO2003066204A1 (fr) 2003-08-14

Family

ID=7713740

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2002/000550 WO2003066204A1 (fr) 2002-02-07 2002-02-21 Dispositif de dispersion a sonotrode

Country Status (2)

Country Link
DE (1) DE10204923C1 (fr)
WO (1) WO2003066204A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113646070A (zh) * 2019-03-29 2021-11-12 苏尔寿混合技术有限公司 动态混合器、分配组件和从筒分配多组分材料的方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005065807A2 (fr) * 2003-12-29 2005-07-21 Romaco Ag Dispositif de dispersion a ultrasons
DE102008049265B4 (de) * 2008-09-26 2012-12-13 Azo Holding Gmbh Mischer
DE102009047777A1 (de) 2009-09-30 2011-04-07 Azo Holding Gmbh Homogenisator und Homogenisiervorrichtung mit einem solchen Homogenisator

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE899571C (de) * 1942-01-03 1953-12-14 Altas Werke Ag Vorrichtung zur Behandlung von Stoffen, insbesondere von Fluessigkeiten, mit Schallwellen
GB850130A (en) * 1957-06-13 1960-09-28 Jozef Tabin Process and apparatus for the sonic and ultrasonic treatment
JPS6438132A (en) * 1987-08-03 1989-02-08 Brother Ind Ltd Method and device for mixing adhesive
DE3922299C1 (en) * 1989-07-07 1991-04-25 Procter & Gamble Gmbh, 6231 Schwalbach, De Solid raw material mixts. for perfume - obtd. by mixing constituents and by liquefying mixt., and then applying ultrasonic waves to obtain homogeneous dissolution
DE10023694A1 (de) * 2000-05-16 2001-11-29 Ystral Gmbh Maschb & Processte Vorrichtungen zum Mischen von Stoffen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE825084C (de) * 1949-06-08 1951-12-17 Atlas Werke Ag Vorrichtung zur Schallschwingungsbehandlung von Stoffen
DE1772035U (de) * 1955-08-26 1958-08-14 Siemens Ag Einrichtung zum kontinuierlichen herstellen von emulsionen bzw. suspensionen, insbesondere von farben.

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE899571C (de) * 1942-01-03 1953-12-14 Altas Werke Ag Vorrichtung zur Behandlung von Stoffen, insbesondere von Fluessigkeiten, mit Schallwellen
GB850130A (en) * 1957-06-13 1960-09-28 Jozef Tabin Process and apparatus for the sonic and ultrasonic treatment
JPS6438132A (en) * 1987-08-03 1989-02-08 Brother Ind Ltd Method and device for mixing adhesive
DE3922299C1 (en) * 1989-07-07 1991-04-25 Procter & Gamble Gmbh, 6231 Schwalbach, De Solid raw material mixts. for perfume - obtd. by mixing constituents and by liquefying mixt., and then applying ultrasonic waves to obtain homogeneous dissolution
DE10023694A1 (de) * 2000-05-16 2001-11-29 Ystral Gmbh Maschb & Processte Vorrichtungen zum Mischen von Stoffen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 013, no. 227 (C - 600) 25 May 1989 (1989-05-25) *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113646070A (zh) * 2019-03-29 2021-11-12 苏尔寿混合技术有限公司 动态混合器、分配组件和从筒分配多组分材料的方法
CN113646070B (zh) * 2019-03-29 2023-10-17 迈德米斯瑞士股份公司 动态混合器、分配组件和从筒分配多组分材料的方法

Also Published As

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