EP3202489B1 - Dispositif destiné à homogénéiser et/ou disperser des produits fluides - Google Patents

Dispositif destiné à homogénéiser et/ou disperser des produits fluides Download PDF

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Publication number
EP3202489B1
EP3202489B1 EP17151619.8A EP17151619A EP3202489B1 EP 3202489 B1 EP3202489 B1 EP 3202489B1 EP 17151619 A EP17151619 A EP 17151619A EP 3202489 B1 EP3202489 B1 EP 3202489B1
Authority
EP
European Patent Office
Prior art keywords
rotor element
mixing
rotor
container
rotation
Prior art date
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Application number
EP17151619.8A
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German (de)
English (en)
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EP3202489A3 (fr
EP3202489A2 (fr
Inventor
Ulf Sieckmann
Olaf Hommers
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.)
Symex GmbH and Co KG
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Symex GmbH and Co KG
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Publication date
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Publication of EP3202489A2 publication Critical patent/EP3202489A2/fr
Publication of EP3202489A3 publication Critical patent/EP3202489A3/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
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/41—Emulsifying
    • 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
    • B01F25/52—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle with a rotary stirrer in the recirculation tube
    • 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
    • B01F27/05—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
    • B01F27/1122—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades anchor-shaped
    • 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
    • B01F27/191—Stirrers with two or more mixing elements mounted in sequence on the same axis with similar 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
    • B01F27/40—Mixers with rotor-rotor system, e.g. with intermeshing teeth
    • B01F27/42—Mixers with rotor-rotor system, e.g. with intermeshing teeth with rotating surfaces next to each other, i.e. on substantially parallel axes
    • B01F27/421—Mixers with rotor-rotor system, e.g. with intermeshing teeth with rotating surfaces next to each other, i.e. on substantially parallel axes provided with intermeshing 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
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/81—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow
    • B01F27/811—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow with the inflow from one side only, e.g. stirrers placed on the bottom of the receptacle, or used as a bottom discharge pump
    • B01F27/8111—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow with the inflow from one side only, e.g. stirrers placed on the bottom of the receptacle, or used as a bottom discharge pump the stirrers co-operating with stationary guiding elements, e.g. surrounding stators or intermeshing stators
    • 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
    • B01F27/84—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers rotating at different speeds or in opposite directions about the same axis

Definitions

  • the invention relates to a device for homogenizing and / or dispersing flowable products of all types and shapes, such as. B. liquids, powders or solid-liquid mixtures according to the features of the preamble of claim 1.
  • Devices of the aforementioned type are used, for example, for homogenizing and / or dispersing flowable or powdery products which a closed container, such as an agitator container.
  • the various solid, flowable or liquid starting materials are introduced into the container and processed into a product with a preferably homogeneous structure with the aid of, for example, an agitator arranged in the interior of the container.
  • a device for homogenizing a flowable product which has a container with an agitator arranged in the interior of the container.
  • a pumping and / or mixing device is connected to the container.
  • the pump-mixing device described has a rotor / stator arrangement for homogenizing / dispersing the product.
  • a homogenizing device for homogenizing flowable substances which has a container with a homogenizer connected to the container.
  • the homogenizer comprises two rotors which can be driven by means of a drive device and which can each be driven independently of one another.
  • the disclosed rotor / rotor arrangement allows the rotors to move in the same or in opposite directions.
  • the known rotor / stator arrangements and rotor / rotor arrangements each have non-contacting interlocking component sections, which increases the shear stress on the product that flows through such an arrangement.
  • the rotor / rotor or rotor / stator thus have component sections lying on a plane extending approximately perpendicular to their axis of rotation. Mixing a powdery additive into a liquid phase or mixing different powdery starting materials within a pure powder phase cannot be implemented with such a pumping and / or mixing device.
  • the mixing or stirring device comprises a container within which two coaxially guided shafts are arranged, wherein mixing blade units or paddle wheels can be arranged at different heights and driven independently of one another.
  • DE 1141517 refers to a device for mixing and homogenizing substances.
  • the device comprises a container within which two star bodies are arranged above the container base with arms pointing upwards at an angle.
  • JP S6447432 A each relates to a mixing device with a container and two mixing wheels which can be driven from above by means of an agitator in the container.
  • the mixing wheels can be driven in opposite directions.
  • DE 3520039 A1 discloses a mixing device with a mixing container within which two separately drivable agitators are arranged.
  • US 2010/071219 A1 discloses a device according to the preamble of claim 1 and relates to a household mixer with a stirring container and two cutting elements arranged on a common drive shaft at different heights.
  • the invention is therefore based on the object of specifying a pumping and / or mixing device of the type mentioned above, which is improved and / or with which a powdery substance can be mixed in in a simplified manner and an improved homogeneity in the mixture of substances, even in the case of preferably purely powdery phases Way is achievable.
  • the invention solves the problem on which it is based in a device for homogenizing and / or dispersing flowable products, in particular emulsions or dispersions, of the type indicated at the outset, according to the features of claim 1.
  • the pumping and / or mixing device is above the container bottom arranged, wherein the offset between the rotor elements designed as mixing parts is selected such that a shear gap extending in one plane is formed.
  • the offset between the rotor elements designed as mixing parts is selected such that a shear gap extending in one plane is formed.
  • the axes of rotation of the first and second rotor elements are arranged essentially parallel, preferably coaxially.
  • the coaxial arrangement of the axes of rotation provides an advantageously congruent alignment or arrangement of the first and second rotor elements with respect to one another. This results in an even shear stress on the flowable product moved at least by means of the pump and / or mixing device according to the invention, preferably over the entire circumference of the two rotors.
  • a compact and therefore space-saving arrangement of the first and second rotor element is achieved.
  • the axes of rotation preferably run in the vertical and essentially perpendicular to a horizontal plane as a mounting surface for the pumping and / or mixing device
  • the first rotor element is coupled to a first drive shaft and the second rotor element is coupled to a second drive shaft, which can be driven by means of various drive devices, one of the drive shafts preferably being designed as a hollow shaft.
  • the provision of separate drive shafts for driving the first and second rotor elements, which are preferably rotationally coupled to a first and a second drive device, ensures an independent drive of the first rotor element relative to the second rotor element.
  • the first and second rotor elements can preferably be driven in the same direction, ie having the same direction of rotation, or in opposite directions, ie having different directions of rotation.
  • the design of a drive shaft as a hollow shaft also has the advantage that both rotor elements are mechanically driven from one side with respect to their axes of rotation. This further improves the compactness of the pumping and / or mixing device according to the invention.
  • the axial offset between the first and the second rotor element can be changed.
  • the distance is preferably adjustable in the longitudinal direction of the axes of rotation, whereby in one embodiment of the invention the gap, in particular the shear gap, between the first and second rotor element is individually tailored to the flowable product to be processed can be matched.
  • the distance between the first and second rotor element is increased or decreased.
  • the position of at least one of the rotor elements on a correspondingly assigned drive shaft is changed.
  • first and second drive shafts with the first or second rotor element respectively fixedly arranged thereon in the axial direction is displaced in the axial direction relative to the other drive shaft in each case.
  • the first or second drive shaft is preferably coupled to a corresponding axial adjustment unit.
  • the first rotor element is designed as an axial pump wheel and / or the second rotor element is designed as a radial pump wheel.
  • the first rotor element is used to convey the flowable product in the longitudinal direction of the rotor axis of the first rotor element.
  • the second rotor element is designed as a radial pump wheel. With the help of the radial pumping wheel, the flowable product is deflected in the direction of movement by approximately an angle of 90 degrees.
  • the flowable product which is preferably sucked in parallel to the axis of rotation of the second rotor element, is deflected by means of the radial pump wheel so that it is discharged or discharged essentially uniformly over the circumference of the rotating second rotor element in an approximately radial direction to its axis of rotation.
  • the distance or offset between the first and second rotor element is preferably selected such that it corresponds to at least about a fifth of the diameter of the first or second rotor element.
  • the first rotor element has a plurality of conveying vanes projecting essentially radially from the axis of rotation, which are designed to preferably bring about a first conveying movement of the product in the direction of the second rotor element.
  • the first rotor element has, in particular, three, four, five or more conveyor vanes, which preferably run radially to the axis of rotation of the first rotor element.
  • the conveyor wings preferably have a curved course or a curved wing shape.
  • the second rotor element has a plurality of conveyor blades which are set up to bring about a second conveying movement of the product with a radial movement component towards the outside.
  • the second rotor element here a radial pump wheel, preferably has an axial, preferably centrally arranged inlet for the product to be moved and, in particular, to be homogenized.
  • the inlet of the second rotor element faces the first rotor element, the first rotor element preferably being arranged above the second rotor element.
  • the outlet of the second rotor element is provided on the circumferential surface of the second rotor element.
  • the second rotor element has a plurality of conveying blades in the area of its outer circumference.
  • the conveyor blades preferably have a curved profile or have a shape which essentially corresponds to a section of a spiral extending outward from the axis of rotation.
  • the second rotor element is assigned a stator with a plurality of stator elements through which the product passes during the second conveying movement generated with the second rotor element.
  • Powder-like additives which are introduced into a preferably liquid or pasty product, can be broken up in a simplified manner with the aid of the stator assigned to the second rotor element.
  • the stator is assigned to the periphery of the second rotor element, preferably to the outer periphery and thus to the outlet of the second rotor element. With its stationary stator elements, the stator thus forms a flow resistance for the conveyed product.
  • the stationary stator elements preferably extend parallel to the axis of rotation of the second rotor element.
  • the interior of the housing has a flow area in the conveying direction between the first rotor element and the second rotor element with a flow cross-section that decreases, preferably in the direction of flow. It is thereby achieved that the flow velocity within the pump and / or mixing device, which preferably has a housing, is increased. The introduction of an additive into the conveyed product stream is thus simplified.
  • the axial inlet area for the second rotor element which is preferably designed as a radial pump wheel, is generated.
  • the housing is also spatially divided into two housing areas by the flow cross-section decreasing in the direction of flow.
  • the housing is preferably designed in at least two parts, with each housing part preferably forming at least one of the housing areas each receiving a rotor element.
  • the housing has a funnel-shaped inlet opening upstream of the first rotor element in the direction of flow.
  • the first and second rotor elements which are designed as a mixing part, each have two or more mixing blades.
  • the shear stress can advantageously be increased, particularly in the case of a powdery product, such as powder materials.
  • the powdery but flowable product is optimally broken up in the gap between the rotor elements designed as mixing parts.
  • the mixing parts arranged at a distance from one another, the uniformity of the thorough mixing of the flowable product is preferably further improved.
  • a circulation of the flowable product is preferably not implemented with the rotor elements designed as mixing parts.
  • the shear gap between the mixing parts in particular the mixing blades, has a gap dimension that is in the range of approximately 2 to 25 mm.
  • the shear gap preferably has a gap dimension in the range between 5 and 20 mm.
  • the size of the shear gap between the mixing parts is designed to be variable.
  • the first and the second rotor element each have two or more mixing blades running essentially radially to the axis of rotation.
  • a shear force is preferably applied at different levels within the flowable product counter-rotating rotor elements generated. This further improves the shear stress in the product and the associated mixing of the product.
  • the first and the second rotor element have mixing blades of different lengths and a different number of mixing blades.
  • the mixing blades of the first and second rotor elements can have a purely radial orientation.
  • At least a section of the mixing vanes, in relation to the axis of rotation, can have a curved profile in the direction of the axis or movement or extend at an angle other than 90 °.
  • projections or teeth can be formed on the mixing blades, which protrude or protrude on the mixing blades in the circumferential direction, in the tangential direction and / or in the axial direction.
  • a circumferential shear gap is preferably also formed between the first and second rotor element.
  • the first rotor element additionally has a plurality of mixing blades that are inclined at an angle to its axis of rotation.
  • the additional mixing blades preferably run at an angle in the range from approximately 5 to 85 degrees, preferably in a range from approximately 20 to 55 angular degrees, inclined to the axis of rotation on the first rotor element.
  • the additional mixing blades are arranged on the side of the first rotor element which faces away from the second rotor element of the pumping and / or mixing device according to the invention. These mixing blades, which are aligned obliquely to the axis of rotation, can also have projections or teeth.
  • the inclined agitator blades are arranged in a plane at a distance above the mixing blades of the first and second rotor elements that define the shear gap.
  • the spacing of the inclined agitator blades, with which a conveying direction of the material mixture is preferably effected in the direction of the shear gap, avoids a disadvantageous influence on the mixing process in the area of the shear gap between the relatively movable mixing parts with their mixing blades.
  • the inclined agitator blades are preferably arranged on a plane which is at a distance from the mixing blades of the first rotor element in the range from approximately 50 mm to approximately 150 mm.
  • the agitator blades forming a type of agitator part are in particular rigidly connected to the first rotor element and its mixing blades extending essentially radially to the axis of rotation of the first rotor element.
  • the mixing blades and the stirring blades of the first and second rotor elements are preferably designed as rod elements with a polygonal cross section, the rod elements preferably having a trapezoidal cross section.
  • the rod elements on the first and second rotor elements with their preferably square cross-section bring about a preferably homogeneous mixing of, in particular, a purely powdery material mixture. With the polygonal cross-section of the rod elements, the shear stress in the material mixture is further increased.
  • the mixing blades of the first and second rotor elements preferably have surfaces running parallel to one another and define a preferably trapezoidal cross section of the rod elements on the first and second rotor element.
  • the smaller or narrower surfaces of the mixing blades of the first and second rotor elements that run parallel to one another face one another. These mutually facing surfaces of the mixing blades define the size of the shear gap.
  • the stirring parts have rod elements with a preferably quadrangular, substantially rectangular cross-section, the cross-section changing in the direction of extension of the stirring blades in one embodiment.
  • the pumping and / or mixing device is arranged in a section of the circulation line which is directly assigned to an outlet opening of the container formed on the container bottom.
  • the inlet opening of the pumping and / or mixing device is connected in a fluid-conducting manner to the outlet opening of the container or the inlet opening of the pumping and / or mixing device forms the outlet opening of the container.
  • the rotor elements of the pumping and / or mixing device are preferably arranged directly below the container bottom.
  • the center axis of the outlet opening is preferably arranged coaxially to the center axis of the container, whereby a uniform discharge of the flowable product from the interior of the container is ensured.
  • the circulation line in particular its pressure side, which leads from the outlet opening of the housing of the pump and / or mixing device back to the container, is connected to a side wall of the container in a fluid-conducting manner.
  • the inlet opening into the container is provided or arranged, for example, in the upper half of a section of the side wall of the container.
  • the inlet for the circulation line can, however, also be provided at a different location, for example in a lower section of the side wall or at the bottom of the container
  • a rotating agitator with a plurality of agitator parts that can move relative to one another is preferably arranged within the container.
  • the entire amount of product in the container can advantageously be kept in motion. This preferably counteracts any segregation of the product within the container and thus maintains its homogeneity.
  • an agitator such as an anchor agitator or a coaxial agitator, is used with at least two agitator parts which are movable relative to one another and which can also be moved relative to the container.
  • Each stirring part preferably has a plurality of displacement elements arranged in the radial direction to the longitudinal axis of the container, also referred to as mixing blades.
  • the product in the container is set in motion with the displacement elements, the formation of a vortex inside the container being avoided by the agitating parts rotating preferably in opposite directions to one another.
  • the axes of rotation of the stirring parts are preferably arranged coaxially or at least parallel to the central axis of the container. Both stirring parts are preferably each assigned a separate drive device with which the stirring parts can be moved independently of one another.
  • Fig. 1 shows a device 1 for homogenizing and / or dispersing flowable products, which has a container 2, also referred to as a stirred container.
  • the suction side of a pump and / or mixing device 6 is connected to the container 2 via a discharge line 4, starting from the container 2, the pressure side of which is in turn connected to the container 2 in a fluid-conducting manner via a supply line 8.
  • the outflow and supply lines 4, 8 form a circulation line via which a flowable product located in the container 2 can be circulated at intervals or continuously.
  • the inlet 10 of the discharge line 4 is coupled to the container bottom 12, and the outlet 14 of the supply line 8 is coupled to the side wall 16 of the container 2.
  • the arrows 18, 18 ' indicate the direction of flow of a product located in the container 2 during a pumping and / or mixing process.
  • the pumping and / or mixing device 6 is set up separately from the container 2 and forms a so-called stand-alone variant.
  • the pumping and / or mixing device 6 comprises two drive devices 20, 22 which drive the pumping and / or mixing elements (not shown in more detail), as described in more detail below.
  • the input or filling of starting materials for producing a flowable product to be produced inside the container 2 takes place via filling and input openings, not shown in detail, which are provided or arranged in particular in the upper region of the container.
  • a finished product is drained or dispensed via drain openings, not shown, in particular in the container bottom 12, or via a branch (not shown in greater detail) on the circulation line or on the in FIG Fig. 1 Pump and / or mixing devices shown and described in detail in the following figures.
  • a device 1 ' which has a container 2', in the container bottom 12 of which an outlet opening 24 is provided, below which a pumping and / or mixing device 6 'is arranged directly.
  • the outlet opening 24 on the container bottom 12 simultaneously forms the inlet opening 25 of the pumping and / or mixing device 6 '.
  • the outlet opening 26 of the pumping and / or mixing device 6 ' is connected in a media-conducting manner to the side wall 16 of the container 2' via a circulation line 28, whereby a circuit for circulating a product in the container 2 'is formed.
  • the arrows 18, 18 'in indicate the direction of flow of the mixture received within the container.
  • the pumping and / or mixing device 6 ′ which is partially shown in section, has a housing 30 in which a first rotor element 32 and a second rotor element 34 are arranged.
  • the first rotor element 32 is coupled to the first drive device 20, and the second rotor element 34 is mechanically, in particular rotationally, coupled to the second drive device 22.
  • First rotor element 32 and first drive device 20 are coupled to one another via a first drive shaft 36.
  • the second rotor element 34 is coupled to the second drive device 22 via a second drive shaft 38.
  • Both drive shafts 36, 38 are arranged coaxially, the second drive shaft 38 being designed as a hollow shaft within which the first drive shaft 36 is rotatably supported.
  • the first and second rotor elements 32, 34 are driven separately from one another, so that the rotor elements can be driven in the same direction or in opposite directions and, moreover, can be moved at different speeds. How Fig. 2 clarified, the rotor elements 32, 34 have an axial offset to one another in the longitudinal direction of their axes of rotation. The first and second rotor elements are thus arranged at a distance from one another.
  • an addition line 60 is arranged on the housing 30 of the pumping and / or mixing device 6 ′, via which the addition or introduction of solid, liquid or pasty addition substances can take place. Arrow 39 indicates the direction of flow of the additive in the direction of the pumping and / or mixing device 6 '.
  • a further embodiment of a device 1 ′′ is shown, which comprises a container 2 ′′ to which no circulation line for a product is connected.
  • a pumping and / or mixing device 6 " is arranged on the container bottom 12 in such a way that the pumping and mixing elements are arranged inside the container.
  • the pumping and / or mixing device 6" has a first rotor element 32 'and a second rotor element 34'. on.
  • the first and second rotor elements 32 ', 34' are corresponding to those in FIGS Fig. 2 shown embodiment via the drive shafts 36, 38 with a first drive device 20 and a second drive device 22 mechanically coupled.
  • the first and the second rotor element 32 ′, 34 ′ can be driven as desired by means of the drive devices 20, 22.
  • the speed of rotation and the direction of rotation of the rotor elements 32 ', 34' can be changed.
  • the conveying direction of the mixture within the container 2 ′′ is also changed.
  • the product is circulated within the container 2 "by means of the pumping and / or mixing device 6".
  • the first rotor element 32 ' is designed as an axial pump wheel
  • the second rotor element 34' is designed as a radial pump wheel.
  • the first and second rotor elements 32 ', 34' are axially spaced from one another with respect to their axis of rotation.
  • the first rotor element 32 ' has a plurality of conveying vanes 40, 40' projecting radially to the axis of rotation, which are designed to effect a conveying movement of the product or the mixture in the longitudinal direction of its axis of rotation and thus in the direction of the second rotor element 34 '.
  • the second rotor element 34 ' comprises a plurality of curved conveyor blades 42, 42' ( Fig. 7 ), which are set up to effect a conveying movement of the product in the radial direction outward, based on its axis of rotation.
  • the first and second rotor elements 32 ', 34' arranged inside the container 2 ′′ rotate in particular in opposite directions to one another, as a result of which the creation of a vortex inside the container is counteracted Fig. 3
  • the pumping and / or mixing device 6 ′′ is flanged to the container bottom 12.
  • a fourth embodiment of a device for homogenizing and / or dispersing flowable products is shown.
  • the device 1 ' has an inherently closed container 2'" without a circulation line.
  • a pumping and / or mixing device 6 '" is again arranged directly above the container bottom 12 of the container 2'".
  • the pumping and / or mixing device 6 ′ ′′ in turn has a first rotor element 32 ′′ and a second rotor element 34 ′′, which at least partially protrude into the interior of the container 2 ′ ′′.
  • this embodiment has first and second rotor elements 32 ′′, 34 ′′ designed as mixing parts.
  • the rotor elements 32 ′′, 34 ′′ have two or more mixing blades 44, 44 ′ which protrude at least essentially in the radial direction from the axes of rotation of the first and second rotor elements 32 ′′, 34 ′′.
  • the first rotor element 32 "additionally has a plurality of, preferably two, agitator blades 46, 46 'which are inclined at an angle to its axis of rotation and which extend in the direction of the interior of the container 2'" protrude.
  • Such rotor elements 32 ′′, 34 ′′ designed as mixing parts are used for mixing powdery products.
  • the first and second rotor elements 32 ′′, 34 ′′ also have an axial offset to one another, which is selected such that a shear gap 47 extending in one plane is formed, into which no areas or sections of the rotor elements protrude.
  • the shear gap 47 formed between the first and second rotor element 32 ′′, 34 ′′ has a gap dimension which is in the range of approximately 2 to 25 mm.
  • the first and second rotor elements 32 ′′, 34 ′′ designed as mixing parts can be driven in opposite directions as well as in the same direction and at varying speeds by means of the drive devices 20, 22.
  • the first and second rotor elements 32 ′′, 34 ′′ are mechanically connected to the respective drive devices 20, 22 via a drive shaft 36, 38 that is correspondingly mechanically coupled to the rotor elements.
  • the second drive shaft 38 is in turn designed as a hollow shaft, in the free interior of which the first drive shaft 36 is rotatably arranged.
  • FIGS. 5 and 6th show alternative exemplary embodiments of a device 1 '"according to the invention, which optionally comprise an agitator 48, 48' in addition to the rotor elements 32", 34 "designed as mixing parts.
  • a product located in the container 2'" is in the The whole thing kept moving.
  • the agitator 48 ( Fig 5 ), which is designed as an anchor agitator, comprises a stirring part 50 whose axis of rotation is aligned coaxially to the central axis of the container 2 '".
  • the agitator 48 comprises at least two stirring parts 52, 52' whose axes of rotation are evenly spaced around the axis of rotation
  • the stirring parts 50, 52, 52 ' have a plurality of displacement elements 54, 54'.
  • the displacement elements 54, 54 'of the stirring parts 52, 52' move without contact between the displacement elements 54, 54 arranged at different heights 'of the stirring part 50.
  • the displacement elements 54, 54' of the two stirring parts are offset in height relative to one another.
  • the agitator 48 'of the in Figure 6 1 '" has two coaxially guided stirring parts 56, 56', each with displacement elements 58, 58 'arranged thereon.
  • the displacement elements 58, 58' are arranged at intervals in height one above the other on a respective stirring part 56, 56 ' During the relative movement, the displacement elements 58, 58 'of the second stirring part 56' run into the spaces between the displacement elements 58, 58 'of the first agitating part 56 the stirring parts 56, 56 'through.
  • the displacement elements 58, 58 'of the two stirring parts 56, 56' rotating in opposite directions in one embodiment are offset in height relative to one another.
  • a pumping and / or mixing device 6 '" which comprises rotor elements 32", 34 "designed as stirring parts.
  • the rotor elements 32", 34 are driven similarly to the previously described embodiments via drive shafts coupled to the rotor elements, which with the drive devices 20, 22 are rotationally connected.
  • FIG. 7 and 8 are detailed views of the Fig. 1 and 2 Shown embodiments of the pumping and / or mixing device 6, 6 'shown.
  • the pumping and / or mixing device 6, 6 ' comprises a housing 30 with an inlet opening 25 and an outlet opening 26.
  • the inlet opening 25 is provided with, for example, a discharge line 4 ( Fig. 1 ) or forms the outlet opening 24 of the container 2 '( Fig. 2 ).
  • the first and second rotor elements 32, 34 of the pumping and / or mixing devices 6, 6 ′ are arranged inside the housing 30.
  • the first and second rotor elements 32, 34 are axially offset from one another in the longitudinal direction of their axes of rotation.
  • the first rotor element 32 with its conveyor blades 40, 40 ' is thus axially spaced from the second rotor element 34 with its conveyor blades 42, 42'.
  • the distance is at least approximately one fifth of the diameter of the first or second rotor element 32, 34.
  • the distance or the axial offset between the first and second rotor element can be changed.
  • a feed opening 60 ′ or feed line 60 for introducing or adding an additive into the mixture or product flowing through the housing 30 is arranged within the housing 30.
  • the feed opening 60 ′ or feed line 60 is arranged in a radial wall section 61 of the housing 30, which is adjacent to the first rotor element.
  • the interior of the housing in the conveying direction between the first rotor element 32 with its conveying vanes 40, 40 'and the second rotor element 34 has a flow area 62 with a decreasing flow cross-section.
  • the interior of the housing 30 is divided into two chambers 64, 64 'by the narrowing flow area 62. How Figures 7 and 8 Furthermore, it is clear that the housing 30 is designed in two parts, each chamber 64, 64 'of the housing 30 being produced from a separate component.
  • Fig. 7 is the second rotor element 34 with his A stator 66 with a plurality of stator elements 68, 68 'is assigned to conveyor blades 42, 42'.
  • the mixture or the product flows through the stator 66 during the second conveying movement generated by the second rotor element in an approximately radial direction to the axis of rotation of the second rotor element.
  • FIG. 8 The embodiment shown does not include a stator associated with the second rotor element 34.
  • the pump and / or mixing device 6 'shown is, in contrast to the exemplary embodiment, off Fig. 7 a reduced shear stress of the product which is conveyed through the housing 30 is achieved. From the Figures 7 and 8 the mechanical coupling between the first rotor element 32 and the first drive shaft 36 as well as the second rotor element 34 and the second drive shaft 38 is also illustrated.
  • FIG. 11 shows a perspective view of a further exemplary embodiment of the particular in FIG Fig. 3
  • the first rotor element 32 ' is arranged at a distance from the second rotor element 34'.
  • the first rotor element designed as an axial pump wheel, has several, preferably two to five, conveyor vanes 40,
  • the conveying vanes 40, 40 ' are inclined in the axial direction, so that when the first rotor element 32' rotates, a conveying movement of the product immediately surrounding the rotor element 32 'is implemented in the axial direction
  • the conveyor wings 40, 40 ′ are connected to one another via a ring part 70.
  • the second rotor element 34 ' is arranged below the first conveying element 32'.
  • the second rotor element 34 ' has a plurality of curved conveyor blades 42, 42', which have a course directed in the radial direction and in the circumferential direction.
  • a stator 66 is arranged adjacent to the outer circumference of the second rotor element 34 'and has a plurality of stator elements 68, 68' arranged at predetermined distances from one another.
  • Fig. 10 shows a detailed representation of the rotor elements 32 ′′, 34 ′′, which are used as mixing parts for mixing a product which is preferably present as a pure powder phase.
  • the first and second rotor elements 32 ′′, 34 ′′ each have a plurality, preferably two, essentially in the radial direction to the axis of rotation of the rotor elements 32 ", 34" protruding mixing blades 44, 44 '.
  • On the first rotor element 32 ′′ the also in Fig. 4 shown additional agitator blades 46, 46 ', which in the embodiment shown extend at an angle in the range of about 20 ° to 25 ° inclined to the axis of rotation of the first rotor element 32 ".
  • the gap dimension is approximately in the range between 2 and 25 mm, preferably in the range between 5 and 20 mm the second rotor element 34 "is connected to the second drive shaft 38 ( Fig. 4 and 6th ) mechanically coupled.
  • Fig. 11 shows an alternative embodiment of the rotor elements 32 ′′, 34 ′′ designed as mixing parts, which are used for thorough mixing of a material mixture which is preferably present as a pure powder phase or a product to be manufactured.
  • the first and second rotor elements have four mixing vanes, 44, 44 ′, which preferably protrude essentially radially to the axis of rotation of the rotor elements 32 ′′, 34 ′′.
  • the rotor elements 32 ′′, 34 ′′ preferably each have four mixing blades, it being possible for the number of mixing blades 44, 44 ′ on the rotor elements to be different.
  • the stirring blades 46, 46 'on the first rotor element 32 can be seen in a plane at a distance of approximately 50 to 150 mm above the mixing blades 44, 44' on the first rotor element 32".
  • the agitator blades extend at an angle ⁇ in the range from 20 to about 45 degrees to the axis of rotation R of the first and rotor element 32 ".
  • the distance between the agitator blades and the mixing blades of the first rotor element 32" can be changed in particular via an exchangeable spacer 78.
  • the mixing blades 44, 44 'and the stirring blades 46, 46' are preferably designed as rod elements with a polygonal cross section.
  • the rod elements in particular have a square cross-section, the mixing blades 44, 44 'having a trapezoidal cross-section.
  • the mixing blades 44, 44 ' are arranged to one another in such a way that the mutually parallel surfaces 80, 80' on the rotor elements 32 ", 34" in a plane parallel to the mutually parallel surfaces 80, 80 'of the respective other second or first rotor element 34 ", 32" run.
  • the smaller of the surfaces 80 ′ of the first and second rotor elements, which respectively run parallel to one another are facing each other and define the shear gap 47 between the mixing blades 44, 44 '.
  • Fig. 13 is an alternative embodiment to that in Fig. 2 shown device 1 'for homogenizing and / or dispersing flowable products.
  • the device 1 ' has a container 2' with an outlet opening 24 which is coupled in a fluid-conducting manner to a pumping and / or mixing device 6 '.
  • the pumping and / or mixing device 6 ′ immediately downstream of the outlet opening comprises, as in the previous embodiments, a first rotor element 32 and a second rotor element 34.
  • the rotor elements 32 and 34 are driven via the respective corresponding drive devices 20, 22.
  • the first rotor element 32 is primarily designed as an axial pump wheel and the second rotor element 34 is designed as a radial pump wheel.
  • a circulation line 28 is connected to the outlet opening 26 of the pumping and / or mixing device 6 ′, which in the embodiment shown opens into an upper section of the side wall 16 of the container 2 ′.
  • the direction of flow of the circulated mixture is indicated by the arrows 18, 18 '.
  • the circulation line 28 can also be connected in a fluid-conducting manner to other regions of the container, such as, for example, a lower section of the side wall 16 of the container 2 ′ or the container base 12.
  • a bypass line 74 is also provided with its metering line 60 arranged on the housing 30. With the bypass line 74, a fluid-conducting connection is established between a cylindrical wall section 61 of the housing 30 and a section of the circulation line 28. The discharge opening of the bypass line 74 is approximately the same distance between the inlet opening 25 and the outlet opening 26 of the pumping and / or mixing device 6 'arranged.
  • FIG. 3 is a detailed view of the pumping and / or mixing device 6 'from FIG Fig. 13 pictured.
  • the addition line 60 for entering additive substances and the bypass line 74 are connected to a cylindrical wall section 61 of the housing 30, which, viewed in the axial direction of the pumping and / or mixing device 6 ', is essentially between the first and the second rotor element 32, 34 is arranged.
  • a partial flow (arrow 76) of the product flow flowing through the pumping and / or mixing device is branched off from the chamber 64 by means of the bypass line 74 and does not come into contact with the second rotor element 34, i.e.
  • the delivery flow (arrow 39) of the additive in the addition line 60 and the fluid flow of the partial product flow (arrow 76) that bypasses the second rotor element through the bypass line 74 can be controlled or adjusted via actuating means, such as control valves, not shown in detail. Similar or identical components are denoted by the same reference numerals.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Accessories For Mixers (AREA)

Claims (7)

  1. Dispositif pour homogénéiser et/ou disperser des produits pouvant couler, en particulier des émulsions ou des dispersions, avec
    au moins un contenant (2, 2', 2", 2"') pour recevoir un produit, et
    un système de pompage et/ou de mélange (6, 6', 6", 6"') pour refouler, homogénéiser et/ou disperser des produits pouvant couler, avec
    un premier élément formant rotor (32, 32', 32") monté de manière à pouvoir tourner autour d'un premier axe de rotation, lequel peut être entraîné au moyen d'un système d'entraînement (20), et
    un deuxième élément formant rotor (34, 34', 34") monté de manière à pouvoir tourner autour d'un deuxième axe de rotation, lequel peut être entraîné au moyen d'un système d'entraînement (22),
    dans lequel les axes de rotation s'étendent depuis le premier et le deuxième élément formant rotor (32, 32', 32", 34, 34', 34") de manière sensiblement parallèle l'un par rapport à l'autre, de préférence sont disposés de manière coaxiale,
    dans lequel le premier élément formant rotor (32, 32', 32") et le deuxième élément formant rotor (34, 34', 34") présentent, par rapport à leurs axes de rotation, un décalage axial l'un par rapport à l'autre,
    dans lequel le système de pompage et/ou de mélange (6", 6"') est disposé dans la zone intérieure du contenant au-dessus du fond de contenant (12), dans lequel
    le décalage entre les éléments formant rotor (32", 34") réalisés en tant que parties de mélange est choisi de telle manière que se forme une fente de cisaillement (47) s'étendant dans un plan,
    dans lequel le premier et le deuxième élément formant rotor (32", 34") présentent respectivement deux ailettes de mélange (44, 44') ou plus, lesquelles s'étendent de manière sensiblement radiale par rapport à l'axe de rotation, et dans lequel le premier élément formant rotor (32") présente en supplément plusieurs ailettes d'agitation (46, 46') s'étendant de manière inclinée selon un angle par rapport à son axe de rotation, caractérisé en ce que le premier élément formant rotor (32, 32', 32") est couplé à un premier arbre d'entraînement (36) et le deuxième élément formant rotor (34, 34', 34") est couplé à un deuxième arbre d'entraînement (38), lesquels peuvent être entraînés au moyen de différents systèmes d'entraînement (20, 22).
  2. Dispositif selon la revendication 1,
    caractérisé en ce qu'un des arbres d'entraînement (38) est réalisé en tant qu'arbre creux.
  3. Dispositif selon au moins l'une quelconque des revendications 1 et 2,
    caractérisé en ce que le décalage axial entre le premier et le deuxième élément formant rotor (32, 32', 32", 34, 34', 34") peut être modifié.
  4. Dispositif selon la revendication 1,
    caractérisé en ce que la fente de cisaillement (47) présente une dimension de fente, qui se situe dans la plage d'environ 2 à 25 mm.
  5. Dispositif selon au moins l'une quelconque des revendications précédentes,
    caractérisé en ce que, dans lequel les ailettes d'agitation s'étendant de manière inclinée sont disposées dans un plan à distance au-dessus des ailettes de mélange (44, 44'), définissant la fente de cisaillement, du premier et du deuxième élément formant rotor (32", 34").
  6. Dispositif selon l'une quelconque des revendications précédentes,
    caractérisé en ce que les ailettes de mélange (44, 44') et les ailettes d'agitation (46, 46') d'un premier et d'un deuxième élément formant rotor (32", 34") sont réalisées de manière préférée en tant qu'éléments formant barre avec une section transversale polygonale, dans lequel celles-ci ont de préférence une section transversale trapézoïdale.
  7. Dispositif selon au moins l'une quelconque des revendications précédentes,
    caractérisé en ce qu'un mécanisme d'agitation (48, 48') rotatif avec plusieurs parties de mécanisme d'agitation (50, 52, 52', 56, 56') mobiles les unes par rapport aux autres est disposé à l'intérieur du contenant (2'").
EP17151619.8A 2016-01-14 2017-01-16 Dispositif destiné à homogénéiser et/ou disperser des produits fluides Active EP3202489B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202016000169.9U DE202016000169U1 (de) 2016-01-14 2016-01-14 Pump- und/oder Mischeinrichtung zum Fördern, Homogenisieren und/oder Dispergieren fließfähiger Produkte

Publications (3)

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EP3202489A2 EP3202489A2 (fr) 2017-08-09
EP3202489A3 EP3202489A3 (fr) 2017-12-20
EP3202489B1 true EP3202489B1 (fr) 2021-04-28

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107583553B (zh) * 2017-09-18 2020-06-23 岳阳中南利康医药科技有限公司 一种消毒药水混制装置
CN108671789A (zh) * 2018-02-27 2018-10-19 罗斯（无锡）设备有限公司 一种粉料与液体预混机
CN108837761A (zh) * 2018-07-08 2018-11-20 泾县汇鼎锋建筑装饰工程有限公司 一种紊流增强型物料自动搅拌机
CN109126499A (zh) * 2018-10-08 2019-01-04 方文星 一种化工生产用化学品配制罐
CN113458977B (zh) * 2021-07-21 2023-09-01 湖南省宜泰石业有限公司 石板材的曲线边加工***及曲线边加工工艺
DE102021209275A1 (de) * 2021-08-24 2023-03-02 A. Berents GmbH & Co. Kommanditgesellschaft Mischeinrichtung zur Herstellung eines fließfähigen Produkts und Verfahren zum Betrieb einer Mischeinrichtung

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE584488A (fr) *
US2668694A (en) * 1951-07-21 1954-02-09 Colgate Palmolive Peet Co Apparatus for agitating materials
DE1141517B (de) * 1955-08-12 1962-12-20 Forsch Inst Prof Ing Chem Pete Vorrichtung zum Zerkleinern, Mischen und Homogenisieren von Stoffen sowie zur Durchfuehrung mechano-chemischer Reaktionen
US3578876A (en) * 1969-06-06 1971-05-18 King Of Prussia Research & Dev Mixer
DE3520039C2 (de) * 1985-06-04 1994-09-01 Herfeld Gmbh & Co Kg Dr Verfahren und Vorrichtung zum gleichzeitigen Mischen und Aufheizen von Gut
JPS6447432A (en) * 1987-08-12 1989-02-21 Hajime Honda Agitator
DE29917365U1 (de) 1999-10-04 2000-01-05 Schroeder & Boos Misch Und Anl Vorrichtung zum Homogenisieren und/oder Dispergieren eines fließfähigen Gutes
EP1121974B1 (fr) * 2000-01-31 2013-06-12 Tetra Laval Holdings & Finance S.A. Dispositif de mélange et l'utilisation
DE20002920U1 (de) 2000-02-18 2000-04-20 Schroeder & Boos Misch Und Anl Homogenisator
AT410298B (de) * 2001-06-11 2003-03-25 Bacher Helmut Vorrichtung zur befüllung einer in einem gehäuse gelagerten schnecke und verfahren zum betrieb einer solchen vorrichtung
DE10204921C1 (de) * 2002-02-07 2003-10-16 Romaco Ag Frymakoruma Rheinfel Dispergier-Vorrichtung
BR8203013Y1 (pt) * 2002-10-25 2011-08-23 disposição em tanque agitador usado em produtos cosméticos.
DE10320739B3 (de) * 2003-05-09 2004-10-21 Ika - Werke Gmbh & Co. Kg Vorrichtung zum Dispergieren und/oder Homogenisieren
US20070025178A1 (en) * 2005-07-27 2007-02-01 Xerox Corporation Pigment dispersions and preparation method thereof
DE102008045820A1 (de) * 2008-09-05 2010-04-08 Axel Wittek Übergangselemente zum Überleiten einer Dispersion bei der Behandlung in einer Rotor-Stator-Dispergiermaschine
US20100071219A1 (en) * 2008-09-22 2010-03-25 Kuan-Chih Lin Cutter of a juicer
DE102009044205A1 (de) * 2008-10-08 2010-05-12 Kalmbach, Gudrun, Prof. Dr. Mischvorrichtung für Malerfarben und Wandzusätze
DE202010003100U1 (de) * 2010-03-03 2010-05-12 Mat Mischanlagentechnik Gmbh Kolloidalmischer, insbesondere zur Aufbereitung von Baustoffen
DE102011104272B4 (de) * 2011-06-15 2014-07-03 EKATO Rühr- und Mischtechnik GmbH Anlage zur Dispersion von feindispersen Feststoffen in hochviskose Produkte
DE202013002683U1 (de) * 2013-03-20 2013-04-22 Symex Gmbh & Co. Kg Vorrichtung zum Homogenisieren und/oder Dispergieren von Gütern
CN104096506B (zh) * 2014-07-09 2016-08-31 深圳市尚水智能设备有限公司 一体制浆装置

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None *

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Publication number Publication date
EP3202489A3 (fr) 2017-12-20
DE202016000169U1 (de) 2017-04-20
EP3202489A2 (fr) 2017-08-09

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