EP3498365A1 - Dispositif formant organe d'agitation - Google Patents

Dispositif formant organe d'agitation Download PDF

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Publication number
EP3498365A1
EP3498365A1 EP18211834.9A EP18211834A EP3498365A1 EP 3498365 A1 EP3498365 A1 EP 3498365A1 EP 18211834 A EP18211834 A EP 18211834A EP 3498365 A1 EP3498365 A1 EP 3498365A1
Authority
EP
European Patent Office
Prior art keywords
stirring
blade
stirrer
stirring blade
shaft
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.)
Granted
Application number
EP18211834.9A
Other languages
German (de)
English (en)
Other versions
EP3498365B1 (fr
Inventor
Bernd Dr. Nienhaus
Daniel Stangier
Thorsten Dr. Grebe
Wolfgang Dr. Last
Nicole Rohn
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.)
EKATO Ruehr und Mischtechnik GmbH
Original Assignee
EKATO Ruehr und Mischtechnik 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.)
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Publication of EP3498365A1 publication Critical patent/EP3498365A1/fr
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Publication of EP3498365B1 publication Critical patent/EP3498365B1/fr
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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
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/19—Stirrers with two or more mixing elements mounted in sequence on the same axis
    • B01F27/192—Stirrers with two or more mixing elements mounted in sequence on the same axis with dissimilar elements
    • 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
    • B01F27/05—Stirrers
    • B01F27/07—Stirrers characterised by their mounting on the shaft
    • B01F27/072—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis
    • B01F27/0723—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis oblique with respect to the rotating axis
    • 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
    • B01F27/05—Stirrers
    • B01F27/07—Stirrers characterised by their mounting on the shaft
    • B01F27/072—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis
    • B01F27/0724—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis directly mounted on the rotating axis
    • 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
    • B01F27/05—Stirrers
    • B01F27/07—Stirrers characterised by their mounting on the shaft
    • B01F27/072—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis
    • B01F27/0727—Stirrers characterised by their mounting on the shaft characterised by the disposition of the stirrers with respect to the rotating axis having stirring elements connected to the stirrer shaft each by two or more radial rods, e.g. the shaft being interrupted between the rods, or of crankshaft type
    • 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
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1123—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades sickle-shaped, i.e. curved in at least one direction
    • 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
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1125—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades with vanes or blades extending parallel or oblique to the stirrer axis
    • 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
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • 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
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • 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
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms 
    • 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
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/96—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with openwork frames or cages

Definitions

  • the invention relates to an agitator device, in particular a non-agile stirring device, according to the preamble of claim 1.
  • the object of the invention is in particular to provide a generic device with improved stirring properties.
  • the object is achieved by the features of claim 1 and claim 2, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
  • the invention is based on an agitator device, in particular a non-agitated stirring device, in particular for mixing low-viscosity to medium-viscosity media, preferably for polymerization processes, with at least one stirring shaft and with at least one, held on the stirring shaft outer stirring blade, which is formed arm-shaped in at least one section.
  • a non-agitated stirring device in particular for mixing low-viscosity to medium-viscosity media, preferably for polymerization processes, with at least one stirring shaft and with at least one, held on the stirring shaft outer stirring blade, which is formed arm-shaped in at least one section.
  • the stirring-device device has at least one inner-stirring blade which together with the outer-stirring blade forms at least one blade-like conveying unit which is at least parallel to the stirring shaft and at least one further direction perpendicular to the stirring shaft Stirring shaft is provided.
  • the outer stirring blade has at least one further section adjoining the section, in which the outer stirring blade is at least substantially wider than is formed in the section.
  • advantageously improved stirring properties can be achieved.
  • improved mixing of a medium in at least one operating state of the stirring device can be achieved.
  • a shortened mixing time can be achieved.
  • a dependence of the mixing time of a viscosity can be advantageously reduced.
  • an advantageous suspension in particular of solid fractions of the medium and / or in particular an improved emulsion and / or dispersion of the medium can be made possible.
  • properties of the suspension, the emulsion and / or the dispersion can be manipulated in a targeted manner.
  • at least one flow of the medium in a direction parallel to and perpendicular to the stirring shaft can be achieved.
  • a portion of the flow in a vertical direction can be favorably influenced.
  • a flexible stirrer device can be provided which can be operated as an axial and / or radial stirrer device. moreover advantageousously, an improved heat exchange between the medium and heating and / or cooling elements can be achieved.
  • an "agitator device” is to be understood as meaning, in particular, a constituent, in particular a functional and / or functional component, of a stirring element, for example a mixer and / or a stirring system, in particular for low-viscosity to medium-viscosity media.
  • the stirring device may comprise the entire mixer.
  • the agitator device is designed as a component of a stirring element or as a stirring element.
  • the stirring device is provided to be rotated about a rotation axis, in particular in a stirring and / or mixing.
  • the stirrer device is preferably point-symmetrical, in particular with respect to a longitudinal extent of the stirrer shaft.
  • the stirring shaft in an assembled state, runs parallel to a vertical direction, preferably in the direction of an acting gravity, in particular in a normal operating state of the stirring device, wherein the vertical direction is preferably perpendicular to a substrate.
  • arm-shaped is intended to mean, in particular, that the component is of elongated design, the component having a longitudinal extension, in particular bent and / or angled, which is in particular at least a factor of 2 larger than a longitudinal extent Longitudinal extent is at least substantially perpendicular lying transverse extent.
  • non-agitated stirrer device is to be understood here in particular as an agitator device in which a ratio between a largest diameter of the stirrer device and an inner diameter of a container which is intended for use with the stirrer device is greater than 1.05.
  • a "low-viscosity to medium-viscosity medium” is to be understood here in particular as a medium whose dynamic viscosity is below a reference value of 50 Pa s at a reference temperature of 20 ° C.
  • a “delivery unit” is to be understood in particular as meaning a particular mechanical unit which, in at least one operating state, conveys, shifts and / or mixes a medium, in particular a fluid and / or a solid, in at least one direction. In particular, the delivery unit can generate a flow, in particular within a container, in at least one operating state.
  • a "scoop-like conveying unit” is to be understood here in particular as a conveying unit which has a surface which consists of a plurality of mutually angled, in particular separate, closed subregions which partially define a volume. The surface may in particular have at least one opening and / or a gap.
  • the outer stirring blade has an average width, which is preferably greater than 25%, particularly preferably greater than 40% and less than 50% of a largest diameter of the stirring device at least one observation along the agitator shaft, wherein below the average width in particular a maximum average extent of Outer blade to be understood perpendicular to the stirring axis in at least one operating position in which the Rrockorganvoriques can perform at least one function in an operational and assembled state.
  • the further section is arranged with respect to at least one operating position in a lower region of the stirring device.
  • the further section has an average width which exceeds an average width of the section by at least a factor of 2.
  • the inner stirring blade forms a blade-like conveying unit together with the further section of the outer stirring blade.
  • the inner stirring blade and the further section are arranged in particular at an angle to one another and together form an engagement surface of the conveying unit for an energy input into the medium. This allows an optimized energy input and an advantageous mixing of the medium take place. In addition, this allows a structurally simple design of the blade-like conveyor unit can be achieved.
  • the inner stirring blade lies, at least for the most part, in particular completely, in an inner stirring blade plane and in particular is plate-like.
  • the mecanicrmileebene can be aligned in particular at least substantially parallel to a rotation axis of the agitator shaft.
  • the axis of rotation lies in the inner paddle plane.
  • at least substantially is to be understood in this context in particular that a deviation from a predetermined value, in particular less than 25%, preferably less than 10% and more preferably less than 5% of the predetermined value deviates.
  • a percentage difference between an average width of the inner stirring blade and an average height of the inner stirring blade is less than 50%.
  • the inner stirring blade is formed separately from the outer stirring blade.
  • the inner stirring blade and / or the outer stirring blade is cut or punched out of the plate-like workpiece and, in particular, subsequently machined, for example, by grinding it and its edges being rounded.
  • the Rhackorganvoriques has a réellerlickblattnabe, which is preferably integrally connected to the réellerlickblatt.
  • one piece should be understood in particular at least materially connected connected, for example, by a welding process, a gluing process, a Anspritzrea and / or another, the skilled person appear useful process, and / or advantageously formed in one piece, such as by a Production from a single mold and / or by a production in a one- or multi-component injection molding process and advantageously from a single blank.
  • the Jardinrrockblattnabe can be fastened in particular by means of a cohesive, preferably by means of a positive and / or non-positive connection to the agitator shaft.
  • the Jardinrhakblattnabe and / or the mecanical ness of the first and abe at least to a large extent and in particular completely made of a metal, for example made of steel and / or stainless steel and / or any other metal such as aluminum and / or titanium and / or an alloy.
  • the Jardinrhakblattnabe and / or the mecanical ness of the first and a second metal such as aluminum and / or titanium and / or an alloy.
  • the JardinrGHzblattnabe and / or the êtrlickblattnabe are at least partially made of a plastic.
  • a secure and / or, in particular, a robust construction can advantageously be achieved.
  • the inner stirrer blade has a trapezoidal mecanical mecanical flow component, wherein a bottom of the mecanical flow component is wider than an upper side in at least one observation perpendicular to the stirrer shaft.
  • the underside and the top are parallel to each other and aligned perpendicular to the agitator shaft.
  • the inner stirrer blade outer contour has in particular at least one right and at least one pointed inner stirrer blade angle.
  • the inner stirring blade is formed in one piece.
  • one-piece should be understood in particular formed in one piece.
  • this is a piece of a single blank, a mass and / or a casting, more preferably in an injection molding process, in particular a one- and / or multi-component injection molding process prepared.
  • the inner stirring blade it is also conceivable for the inner stirring blade to have a split design, wherein the inner stirring blade is divided into a plurality of segments, which can each be fastened to the stirring shaft by means of a segment hub, so that the segments are assembled in at least one mounted state form the inner stirring blade.
  • a cost-effective production and / or easy maintenance can be made possible.
  • a simple and flexible assembly can be realized thereby.
  • an advantageous radial flow component can be generated.
  • the outer stirring blade lie at least to a large extent, in particular completely, in an outer stirring blade plane.
  • the outer stirring blade has a one-piece design.
  • the outer stirring blade may also have a split design, whereby a low-cost assembly can be achieved.
  • the outer paddle plane is aligned at an angle to the agitator shaft, whereby a minimum angle of attack between the outer paddle plane and a straight line originating from the agitator shaft preferably arises, wherein the pitch angle is particularly preferably at least substantially equal to at least one pointed paddle pitch.
  • the angle of attack is more than 0 ° and less than 90 °.
  • the angle of attack is preferably 50 ° and 70 °.
  • the angle of attack is 60 °.
  • the outer paddle plane and the inner paddle plane are at right angles.
  • the outer stirring blade and the inner stirring blade each describe a largest circle in a full rotation about the stirring axis in at least one operating state when viewed along the agitator shaft, wherein the circles are concentric and in particular have different radii.
  • the Rhackorganvoriques has at least one Jardinrrockblattnabe, wherein the intuitionrrockblattnabe by means of a cohesive, preferably by means of a positive and / or non-positive connection, is attachable to the agitator shaft. This allows a cost-effective and procedurally flexible production and / or easy maintenance of the outer stirring blade are made possible.
  • the stirrer device in particular the inner stirrer blade and / or the outer stirrer blade, is preferably formed at least to a large extent and in particular completely from a metal, for example from steel and / or stainless steel and / or any other metal such as aluminum and / or titanium and / or an alloy. But it is also conceivable that the Rrindorganvoriques is at least partially made of a plastic. Furthermore, it is conceivable that individual components of the stirrer device consist of different materials.
  • the blade-like conveying unit has at least one passage gap.
  • the passage gap is arranged between the outer stirring blade and the inner stirring blade and is at least partially delimited thereby, so that the passage gap preferably has two mutually parallel, parallel boundaries.
  • the passage gap is in particular provided to exclude a portion of a medium to be mixed from a delivery in a radial direction and in particular to produce a turbulent flow component. As a result, advantageous mixing properties can be achieved. In addition, a starting torque of the stirring device can thereby be reduced.
  • At least one extension of the passage gap is adjustable, wherein in particular "extension” is to be understood as a smallest distance between the outer stirring blade and the inner stirring blade along the passage gap.
  • the positioning of the inner stirring blade on the stirring shaft and the outer stirring blade is in particular variably adjustable relative to each other, whereby the extent of the passage gap is variable.
  • the extension of the passage gap is adjustable in particular by a displacement of the inner stirring blade relative to the outer stirring blade along the stirring shaft and / or a rotation of the inner stirring blade relative to the outer stirring blade about the stirring axis.
  • a minimum, in particular a negligibly small, extent of the passage gap can be realized at a position of the outer stirring blade and the inner stirring blade in which the outer stirring blade plane and the inner stirring blade plane intersect at a right angle, by a displacement of the inner stirring blade relative to the outer stirring blade along the agitating shaft.
  • a geometry of the blade-like delivery unit can be changed and adapted to different properties and properties of the medium, for example a density, a toughness, an aggregate state of a disperse phase and / or a dispersion medium.
  • advantageous mixing, mixing and / or dispersing properties can be achieved. This advantageously makes it possible to achieve adjustability of a ratio of a flow parallel to the agitator shaft to a flow that is perpendicular to the agitator shaft.
  • the inner paddle blade has at least one inner paddle normal and the outer paddle blade has at least one outer paddle normal, wherein the paddle normal and outer pad normal include a minimum normal angle greater than 0 ° and at most 90 °.
  • the mecanicrmileblattnormale corresponds to at least a normal vector of mecanicrande and the Wegrandblattnormale at least one other normal vector of the outer paddle plane.
  • the minimum normal angle is adjustable. Adjustment of the normal angle may be achieved by rotation of the inner stirring blade and / or the outer stirring blade about the stirring shaft in which the inner stirring blade and the outer stirring blade are arranged by means of the inner mixing blade hub and / or the outer stirring blade hub, can be carried out.
  • the inner stirring blade can be fastened in different angular positions relative to the outer stirring blade on the stirring shaft.
  • the mecanicrandblattnabe by the mecanicrandblattnabe by means of a nondestructive releasable connection for example by means of a screw, pin, bolt and / or by means of a shaft-hub connection or other, known in the art form and / or non-positive connection to attached to the stirrer shaft.
  • the normal angle can advantageously be adapted flexibly.
  • the stirring device comprises at least one spar, via which the outer stirring blade is connected to the stirring shaft.
  • the spar connects the outer stirring blade with the outer stirring blade hub, wherein the outer stirring blade hub and thus the outer stirring blade can be fastened to the stirring shaft.
  • the main extension direction of the spar runs along a straight line perpendicular to the agitator shaft.
  • a "main extension direction" of an object should be understood to mean, in particular, a direction which runs parallel to a longest edge of a smallest geometric cuboid which just completely encloses the object.
  • the spar has a circular cross-section, wherein other cross-sectional shapes are conceivable.
  • the Rhackorganvorraum two spars, which connect the Jardinrroundblatt at different locations, in particular via the Jardinrrockblattnabe preferably at an upper, the agitator shaft facing innovationrroundblattseite and at a lower, the agitator shaft facing innovationrroundblattseite on the stirrer shaft.
  • the Jardinrrockblattnabe with the spar and the outer stirring blade with the spar are integrally connected. It is also conceivable that one of two different number of spars connecting the outer blade with the agitator shaft.
  • the Holm at least for the most part and in particular completely formed of a metal, for example made of steel and / or stainless steel and / or any other metal such as aluminum and / or titanium and / or an alloy.
  • the spar is at least partially made of a plastic.
  • the stirring device comprises at least one bottom stirring blade, which is arranged below the outer stirring blade and / or the inner stirring blade viewed along the stirring shaft.
  • the stirring device comprises a Bodenrrockblattnabe, which is connected to the Bodenrroundblatt preferably by means of a material connection, preferably by means of a weld.
  • the Bodenrroundblatt is plate-like and lies at least a large part within a Bodenrrockblattebene.
  • the stirring axis is within the Bodenrrockblattebene.
  • a bottom blade normal which is parallel to a normal vector of the bottom blade and the inside blade normal are in two parallel planes.
  • the bottom stirring blade when viewed perpendicularly to the stirring axis, has a convex contour at least in sections.
  • the Bodenrlickblatt and / or Bodenrlickblattnabe at least to a large extent and in particular completely made of a metal, for example made of steel and / or stainless steel and / or any other metal such as aluminum and / or titanium and / or an alloy.
  • the outer stirring blade, the inner stirring blade and the bottom stirring blade are formed separately from each other.
  • the outer stirring blade, the inner stirring blade and / or the Bodenrrockblatt are integrally formed.
  • the Bodenrhakblatt can be fastened in different angular positions relative to the outer stirring blade and in particular with respect to the mecanicrroundblatt on the stirring shaft.
  • the bottom blade pitch normal and the outside blade pitch normal have a first minimum angular position which is more than 0 ° and at most 90 °.
  • the bottom stirring blade has a second minimum angular position, which includes the bottom blade pitch normal and the inside blade pitch normal, the second minimum angular position being between 0 ° and 180 °.
  • the stirring element device has at least one further outer stirring blade, which is designed analogously to the outer stirring blade.
  • the Rmixorganvorraum two outer stirring blades, which are opposite to the stirring shaft mirror symmetry and are connected by means of a respective spar with the whyrandblattnabe.
  • each point of the one outer stirring blade in each stirring plane which is perpendicular to the stirring axis, can be superimposed by a rotation through 180 ° about the stirring axis with a corresponding point of the further outer stirring blade.
  • N is a number of the outer stirring blades
  • an angular distance of each outer stirring blades to each other in each stirring plane is 360 ° / N.
  • the agitator device preferably has at least one further inner stirring blade and / or a further soil stirring blade.
  • the Rlickorganvoriques each two mecanical phenomenon, which are connected to the mecanical canalnabe in particular by means of a material connection, and two Bodenrlick phenomenon, which are connected to the Bodenrlickblattnabe by means of a material connection on.
  • the number of the outer stirring blades, the inner stirring blades and / or the Bodenrlicker vary and each amount to more than 2 pieces. As a result, an efficient and needs-oriented design of the stirring device can be achieved.
  • the outer stirring blade and the further outer stirring blade form at least one viewing perpendicular to the stirring shaft, in particular along a direction parallel to the spar, together a closed curved outer contour, in particular an ellipse.
  • the outer stirring blade and the further outer stirring blade overlap at least partially in a lower and in an upper region of the outer contour, in which a connection takes place between the respective spar and the respective outer stirring blade.
  • the outer contour is mirror-symmetrical with respect to the stirring shaft. It is conceivable that the outer contour has a deviating from the ellipse, in particular not closed, geometric shape. As a result, advantageous flow-related stirring properties can be achieved.
  • the outer stirring blade and the further outer stirring blade together form an ellipse with a non-elliptical recess in at least one observation perpendicular to the stirring shaft.
  • the recess at least partially has an elliptical inner contour, which is delimited by the arm-shaped sections of the outer stirring blade and of the further outer stirring blade.
  • a lower region of the area enclosed by the outer contour in particular approximately one third, is closed.
  • an agitation system with at least one stirring device is proposed.
  • the agitator device has a diameter of at least 0.2 meters, preferably of at least 0.5 meters, more preferably of at least 1 meter.
  • a stirring system with at least one container and with at least one stirring element arranged in the container is proposed.
  • the stirring system for industrial applications, in particular for polymerization, preferably in a polymerization reactor provided.
  • the container has a volume of at least 10 liters, preferably of at least 100 liters, more preferably of at least 500 liters.
  • the agitator device according to the invention should not be limited to the application and embodiment described above.
  • the stirrer device according to the invention may have a number deviating from a number of individual elements, components and units specified herein for fulfilling a mode of operation described herein.
  • Fig. 1 shows a part of a stirrer 46 with at least one Rchanorganvoriques 10 in a perspective side view.
  • the agitator device 10 is designed as a non-agile agitator device 10.
  • the stirring device 10 is particularly intended for mixing low-viscosity to medium-viscosity media.
  • the stirring device 10 has a stirring shaft 12.
  • the stirring shaft 12 rotates in at least one operating state about a stirring axis 60 of the stirring device 10.
  • the stirring shaft 12 transmits a torque and displaces elements arranged on the stirring shaft 12 in a rotational movement.
  • On the stirring shaft 12, an outer stirring blade 14 and another outer stirring blade 40 of the stirring device 10 are arranged.
  • the further outer stirring blade 40 is designed analogously to the outer stirring blade 14.
  • an inner stirring blade 16 and another inner stirring blade 48 of the stirring device 10 are arranged on the stirring shaft 12.
  • the additional inner stirring blade 48 is designed analogously to the inner stirring blade 16.
  • outer stirring blade 14, the inner stirring blade 16 and the bottom stirring blade 38 are described in each case, the description in each case also being valid for the further outer stirring blade 40, the further inner stirring blade 48 and the further base stirring blade 50.
  • the outer stirring blade 14 has an arm-shaped section 18.
  • the outer stirring blade 14 has a further section 22.
  • the further section 22 adjoins the section 18.
  • the outer stirring blade 14 is wider in the further section 22 than in the section 18.
  • the agitator device 10 has a first outer blade hub 56.
  • the agitator device 10 has a further perhapsrrockblattnabe 58.
  • the agitator device 10 has a first spar 52.
  • the agitator device 10 has a second spar 54.
  • the outer stirring blade 14 is connected to the first outer stirring blade hub 56 in the section 18 by means of the first spar 52 of the stirring device 10 ( Fig. 2 ).
  • the outer stirring blade 14 is connected by means of the second stile 54 in the further section 22 with the furtherintuitrrockblattnabe 58.
  • the first outer blade hub 56 and the further outer blade hub 58 are secured to the agitator shaft 12 by a threaded connection, respectively.
  • first outer blade hub 56 and the second outer blade hub 58 are also conceivable.
  • the first spar 52 and the second spar 54 when viewed along the agitator shaft 12, point in opposite directions from the agitator shaft 12 so that the first spar 52 and the second spar 54 enclose an angle of 180 °.
  • the first spar 52 and the second spar 54 are each aligned perpendicular to the stirrer shaft 12.
  • the agitator device 10 has an outer paddle plane 26.
  • the outer stirring blade 14 lies completely in the outer stirring blade plane 26 (FIG. Fig. 2 ).
  • the arm-shaped section 18 has a constant, lying in the Wegrande 26, the smallest section thickness 104.
  • the section thickness 104 is preferably between 5% of a diameter 102 of the Randorganvorides 10 and less than 50% of the diameter 102 particularly preferably 15% of the diameter 102.
  • a "main direction of extension" of an object should in particular be understood to mean a direction which runs parallel to a longest edge of a smallest geometric cuboid which just completely encloses the object.
  • the inner stirring blade 16 has at least one internal mixing blade normal 32 (FIG. Fig. 1 ).
  • the outer stirring blade 14 has at least one outer stirring blade normal 34.
  • the inner paddle normal 32 and the outer paddle normal 34 include a minimum normal angle 36 of 90 °.
  • the normal angle 36 may be greater than 0 ° and not more than 90 °.
  • the normal angle 36 is adjustable. An adaptation of the normal angle 36 can be effected for example by means of a rotation of the inner stirring blade 16 about the stirring axis 60. The normal angle 36 depends on an inclination of the outer stirring blade 14 with respect to a plane perpendicular to the stirring axis 60.
  • the outer stirring blade 14 has an outer stirring blade length 108 (FIG. Fig. 3 ).
  • the outer stirring blade 14 has an angle of incidence 62 with respect to a plane oriented perpendicular to the stirring shaft 12.
  • the angle of attack 62 is preferably 60 °.
  • Stirring device 10 has a diameter 102 ( Fig. 3 ).
  • FIG. 5 shows the internal stirring blade 16.
  • the stirring device 10 has a devisrroundblattebene 24.
  • the inner stirring blade 16 lies completely in the inner stirring blade plane 24.
  • the inner stirring blade 16 has a plate-like design.
  • Stirring device 10 has an inner stirring blade hub 66.
  • the inner stirring blade 16 and the further inner stirring blade 48 are disposed on the inner stirring blade hub 66.
  • the inner stirring blade 16 and the further inner stirring blade 48 are each arranged on the réellerrockblattnabe 66 by means of a welded connection.
  • the mecanicrGHznabe 66 is attached to the stirrer shaft 12 by means of a screw connection.
  • There are also other compounds of réellerroundblattnabe 56 for example, a clamp connection conceivable.
  • An angular distance between the inner stirring blade 16 and the further inner stirring blade 48 is 180 °.
  • the individual inner stirring blades are arranged at an equidistant angular distance.
  • the angular distance can be determined according to the relationship 360 ° / number of internal stirring blades.
  • the inner blade 16 When viewed along the inner blade tip normal 32, the inner blade 16 has a trapezoidal contour 68.
  • the trapezoidal contour 68 has mutually perpendicular sides 96, 98, wherein one of the sides 96 parallel to the stirring shaft 12 and the other side 98 perpendicular to the stirring shaft 12 extends.
  • the trapezoidal contour 68 has a further side 70, which runs parallel to the outer paddle plane 26.
  • the conveying unit 20 is provided for conveying a medium in a direction parallel to the stirring shaft 12 and in a further direction perpendicular to the stirring shaft 12. This allows a radial flow of the medium, wherein the radial flow is directed in particular perpendicular to the stirring shaft 12, and a axial flow of the medium, wherein the axial flow is directed in particular parallel to the stirring shaft 12, arise.
  • the blade-like delivery unit 20 has a passage gap 28 (FIG. Fig. 1 ).
  • the passage gap 28 is delimited by the further side 70 of the trapezoidal contour 68 of the inner stirring blade 16 and by the outer stirring blade plane 26.
  • An extension 30 of the passage gap 28 is adjustable.
  • the inner stirrer blade 16 is displaceable along the stirrer shaft 12.
  • the inner stirring blade 16 may be rotatable about the stirring shaft 12.
  • the inner stirring blade 16 can be fastened to the stirring shaft 12 in different angular positions relative to the outer stirring blade 14.
  • the passage gap 28 can either be completely closed or be opened to the maximum.
  • the passage gap 28 is at a setting of the réellerandblatts 16 perpendicular to the main extension direction of the spar 52 maximum size.
  • the bottom stirring blade 38 is arranged along the stirring shaft 12 below the outer stirring blade 14 and / or the inner stirring blade 16 ( Fig. 1 ).
  • the agitator device 10 has a Bodenrroundblattebene 64.
  • the soil stirring blade 38 lies completely in the soil stirring blade plane 64 (FIG. Fig. 6 ).
  • the Bodenrrockblatt 38 is plate-like. In a viewing direction parallel to a Bodenrrockblattnormalen 74 of the Bodenrroundblatt 38, the Bodenrandblatt 38 has a largest to the stirring shaft 12 parallel extension 106 between 5% of the diameter 102 and less than 50% of the diameter 102, more preferably 15% of the diameter 102.
  • the agitation device 10 has a Bodenrrockblattnabe 72.
  • the bottom stirring blade 38 and the other bottom stirring blade 50 are disposed on the bottom stirring blade hub 72.
  • the Bodenrandblatt 38 and the other Bodenrroundblatt 50 are each arranged by means of a welded connection to the Bodenrlickblattnabe 72.
  • the Bodenrandblattnabe 72 is attached to the stirrer shaft 12 by means of a screw connection.
  • There are also other connections of the Bodenrandblattnabe 72 for example, a clamp connection, imaginable.
  • An angular distance between the Bodenrandblatt 38 and the other Bodenrroundblatt 50 is 180 °.
  • the individual soil stirring blades are arranged at an equidistant angular distance. The angular distance can be determined by the relationship 360 ° / number of soil stirring blades.
  • the bottom blade 38 has a contour 76 which includes a convex side 78.
  • the stirring element 46 can be arranged in a container 80.
  • the convex side 78 is adapted to a bottom 82 of the container 80.
  • the soil stirring blade 38 can be fastened to the stirring shaft 12 in different angular positions relative to the outer stirring blade 14.
  • the Bodenrandblatt 38 can be fastened in different angular positions relative to the mecanicronblatt 16.
  • the angle settings can be adjusted by means of a rotation of the Bodenrandblattnabe 72 about the stirrer shaft 12.
  • FIG. 4 The outer stirring blade 14 and the further outer stirring blade 40 when viewed perpendicular to the stirring shaft 12.
  • the outer stirring blade 14 and the further outer stirring blade 40 together form a closed curved outer contour 42.
  • the curved outer contour 42 is formed as an ellipse 84.
  • an upper and a lower vertex area 86, 88 of the ellipse 84 when viewed perpendicular to the stirring shaft 12, the outer stirring blade 14 and the outer stirring blade 40 overlap.
  • there are joints of the spars 52, 54 with the outer paddle blade 14 and the other outer paddle blade 40 In areas where when viewed perpendicularly to the stirring shaft 12, the outer stirring blade 14 and the other outer stirring blade 40 overlap, there are joints of the spars 52, 54 with the outer paddle blade 14 and the other outer paddle blade 40.
  • a lower third of the enclosed by an ellipse 84 surface 90 is closed.
  • the recess 44 is in upper and lateral areas by respective arm-shaped portions 18, 92 of the outer stirring blade 14 and further External stirring blade 40 limited.
  • the recess 44 is bounded in a lower region of the recess 44 by respective further sections 22, 94 of the outer stirring blade 14 and of the further outer stirring blade 40.
  • FIG. 7 shows a stirring system 100 with the arranged in the container 80 stirring member 46.
  • the container 80 is provided for receiving a medium to be processed by the stirring member 46.
  • the container 80 has a container diameter 110.
  • the container diameter 110 is, in particular, at least a factor of 1.05 greater than the diameter 102 of the agitator device 10.
  • the agitator 46 has at least one motor 112.
  • the motor 112 is connected in particular to the stirring shaft 12.
  • the engine 112 is intended to transmit torque to the agitator 46 in at least one operating condition.
  • the stirring member 46 generates in at least one operating state a first flow which is directed perpendicular to the stirring shaft 12 and a second flow which is directed at least substantially parallel to the stirring shaft 12.
  • the first flow is essentially due to the inner stirring blade 16.
  • the second flow is essentially due to the outer stirring blade 14.
  • the proportion of the first flow to a total flow is determined by the extent 30 of the passage gap 28.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Accessories For Mixers (AREA)
EP18211834.9A 2017-12-13 2018-12-12 Dispositif formant organe d'agitation Active EP3498365B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102017129836.3A DE102017129836A1 (de) 2017-12-13 2017-12-13 Rührorganvorrichtung

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EP3498365A1 true EP3498365A1 (fr) 2019-06-19
EP3498365B1 EP3498365B1 (fr) 2023-08-02

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US (1) US11305246B2 (fr)
EP (1) EP3498365B1 (fr)
JP (1) JP7422486B2 (fr)
CN (1) CN109999691B (fr)
CA (1) CA3027383A1 (fr)
DE (1) DE102017129836A1 (fr)
DK (1) DK3498365T3 (fr)
ES (1) ES2961518T3 (fr)
TW (1) TWI806939B (fr)

Families Citing this family (3)

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CN112263967A (zh) * 2020-10-14 2021-01-26 天能电池(芜湖)有限公司 一种铅锅用拼接式搅拌叶轮
CN114288895A (zh) * 2021-12-27 2022-04-08 北京科技大学 一种高温合金铸造机械搅拌设备
CN117489672B (zh) * 2023-12-07 2024-05-24 临沂上合星宇液压有限公司 一种摩擦焊接液压系统

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH406149A (de) * 1960-09-05 1966-01-31 Ici Ltd Verfahren zum Rühren von Flüssigkeiten und Gemischen von Flüssigkeiten mit Gasen oder Festkörpern und Anwendung des Verfahrens zur Durchführung einer Polyesterreaktion
JPH10265226A (ja) * 1997-03-25 1998-10-06 Matsushita Electric Ind Co Ltd ガラス溶融装置及び方法並びに溶融ガラス撹拌翼
DE20307458U1 (de) * 2003-05-13 2003-09-25 Ekato Ruehr Mischtechnik Vorrichtung zur Behandlung von Feststoffen
WO2007052955A1 (fr) * 2005-11-02 2007-05-10 Samsung Fine Chemicals Co., Ltd. Procédé de préparation de polyester entièrement aromatique
FR2893517A1 (fr) * 2005-11-22 2007-05-25 Desvoys Et Fils Soc Par Action Godet permettant de melanger et de distribuer des produits granulaires ou fibreux en vrac destines par exemple a l'alimentation du betail.
DE202006007423U1 (de) * 2006-05-09 2007-09-13 EKATO Rühr- und Mischtechnik GmbH Rührorgan
JP2008012452A (ja) * 2006-07-06 2008-01-24 Nitto Denko Corp 撹拌装置
US20110261643A1 (en) * 2009-01-16 2011-10-27 Dic Corporation Agitation apparatus and agitation method
EP3031519A1 (fr) * 2013-08-07 2016-06-15 Sumitomo Heavy Industries Process Equipment Co., Ltd. Agitateur

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2376722A (en) * 1943-07-01 1945-05-22 Abram I Podell Mixing attachment
US4681711A (en) * 1986-05-06 1987-07-21 Eaton John M Method and apparatus for aeration of wastewater lagoons
JPH08151285A (ja) * 1994-11-28 1996-06-11 Takumi Shiyuudan Sora:Kk 生ごみなどの処理装置
DE202004010410U1 (de) * 2004-07-02 2004-11-18 Haagen & Rinau Mischtechnik Gmbh Abstreifer zum Abstreifen von Gut von der Innenwand eines Mischbehälters
JP4614893B2 (ja) * 2006-01-31 2011-01-19 日東電工株式会社 撹拌装置及び撹拌方法
JP5013428B2 (ja) 2008-03-19 2012-08-29 株式会社イズミフードマシナリ 攪拌機
JP4805319B2 (ja) 2008-09-02 2011-11-02 フローテック株式会社 撹拌装置及び撹拌槽
CN101757866B (zh) 2010-02-11 2012-04-25 黄建军 卧式四轴搅拌机
JP5736127B2 (ja) 2010-06-01 2015-06-17 佐竹化学機械工業株式会社 中・高粘度用撹拌翼を有する槽
CN102029138B (zh) * 2010-10-29 2012-10-31 张家港市德宝化工有限公司 聚合釜
GB2505508A (en) * 2012-09-04 2014-03-05 Bet Trade Ltd Complementary bets in games of chance
CN103448144A (zh) * 2013-09-03 2013-12-18 北汽福田汽车股份有限公司 搅拌臂、搅拌装置和混凝土搅拌设备
CN103817796B (zh) * 2014-03-11 2016-08-17 福建南方路面机械有限公司 螺叶式立轴行星式搅拌机
CN203779684U (zh) * 2014-04-21 2014-08-20 西安德通交通科技有限公司 一种立式螺带刮铲组合搅拌装置
EP3059007A1 (fr) 2015-02-23 2016-08-24 Umicore AG & Co. KG Agitateur pour mélanger du verre fondu, appareil pour agiter le verre comprenant un tel agitateur et utilisation dudit agitateur
CN104787728A (zh) 2015-03-10 2015-07-22 长春帝博科技有限公司 可溶性聚合硫磺生产工艺及设备
DE102015106419A1 (de) * 2015-04-27 2016-10-27 Stefan Steverding Sondermaschinen- und Vorrichtungsbau GmbH Rührwerk und Behälter mit Rührwerk
CN205712242U (zh) * 2016-06-27 2016-11-23 徐金榜 装载机铲斗搅拌清理装置
CN110733119B (zh) * 2016-06-27 2021-05-04 徐金榜 一种可搅拌混凝土的料斗及装载机

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH406149A (de) * 1960-09-05 1966-01-31 Ici Ltd Verfahren zum Rühren von Flüssigkeiten und Gemischen von Flüssigkeiten mit Gasen oder Festkörpern und Anwendung des Verfahrens zur Durchführung einer Polyesterreaktion
JPH10265226A (ja) * 1997-03-25 1998-10-06 Matsushita Electric Ind Co Ltd ガラス溶融装置及び方法並びに溶融ガラス撹拌翼
DE20307458U1 (de) * 2003-05-13 2003-09-25 Ekato Ruehr Mischtechnik Vorrichtung zur Behandlung von Feststoffen
WO2007052955A1 (fr) * 2005-11-02 2007-05-10 Samsung Fine Chemicals Co., Ltd. Procédé de préparation de polyester entièrement aromatique
FR2893517A1 (fr) * 2005-11-22 2007-05-25 Desvoys Et Fils Soc Par Action Godet permettant de melanger et de distribuer des produits granulaires ou fibreux en vrac destines par exemple a l'alimentation du betail.
DE202006007423U1 (de) * 2006-05-09 2007-09-13 EKATO Rühr- und Mischtechnik GmbH Rührorgan
JP2008012452A (ja) * 2006-07-06 2008-01-24 Nitto Denko Corp 撹拌装置
US20110261643A1 (en) * 2009-01-16 2011-10-27 Dic Corporation Agitation apparatus and agitation method
EP3031519A1 (fr) * 2013-08-07 2016-06-15 Sumitomo Heavy Industries Process Equipment Co., Ltd. Agitateur

Also Published As

Publication number Publication date
CN109999691A (zh) 2019-07-12
ES2961518T3 (es) 2024-03-12
JP2019104008A (ja) 2019-06-27
US20190176107A1 (en) 2019-06-13
DK3498365T3 (da) 2023-11-06
RU2018143937A3 (fr) 2021-12-20
TWI806939B (zh) 2023-07-01
CA3027383A1 (fr) 2019-06-13
TW201927395A (zh) 2019-07-16
JP7422486B2 (ja) 2024-01-26
RU2018143937A (ru) 2020-06-15
DE102017129836A1 (de) 2019-06-13
EP3498365B1 (fr) 2023-08-02
US11305246B2 (en) 2022-04-19
CN109999691B (zh) 2022-11-29

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