Centrifugal mixer

FIELD: food industry.

SUBSTANCE: invention relates to continuous-action devices for mixing of loose materials and can be used in food, chemical and other industries. Centrifugal mixer comprises vertical cone casing with discharge branch pipe, elliptical cover with loading branch pipe, shaft with blades and rotor, consisting of upper and lower hollow thin-wall truncated cones, interconnected along perimeter by large bases, along which six rectangular windows are located.

EFFECT: invention provides intensification of mixing due to increasing of duration of material particles movement inside device, considerable reduction of segregation degree, higher quality of mixture.

1 cl, 2 dwg

 



 

Same patents:

FIELD: machine building.

SUBSTANCE: centrifugal mixer contains tapered downward vertical cone casing, cover, on which the loading branch is installed, shaft, on which the rotor is secured in form of a disk, on which the hollow thin wall truncated cone with wavelike top edge is installed concentrically by smaller base. On cover the guide diffuser is installed.

EFFECT: increased intensity of loose materials mixing.

1 dwg

FIELD: machine building.

SUBSTANCE: device to agitate liquids includes tank, coupled discs and coaxial with them ring installed on shaft with clearance, between them the top and bottom slits and cavities are created connected with top and bottom channels. The slits are in form of self-contained radial holes, at that top holes are connected via the bottom cavity with the bottom input channel, and bottom holes via the top cavity are connected with top input channel, a baffle plate with triangle cross-section is installed in the internal surface of the tang against the radial holes, one baffle plate top is directed towards the shaft axis.

EFFECT: more effective agitation and dispersion of liquids in axisymmetric tanks.

1 dwg

Centrifugal mixer // 2523576

FIELD: machine building.

SUBSTANCE: centrifugal mixer comprises a vertical cylindrical housing, an elliptic cover and a bottom, an agitator made as two blades, a vertical shaft with a rotor set on it. The rotor base is made as a disk where a hollow thin-wall truncated cone is installed and coupled to the disk by the smaller base from below. A flexible auger made as a spring is fixed on the outer side of the mixer.

EFFECT: increased efficiency of the mixing process due to the provision for the outer recirculation of the material flows.

1 dwg

FIELD: engines and pumps.

SUBSTANCE: turbopump comprises housing (4) with working chamber (9), shaft (7) with external drive, impeller fitted on shaft (7) and aligned therewith inside said chamber (9). Impeller comprises first and second discs (1, 2) aligned with axial clearance there between and having inlet holes (6) at central area. Impeller has first inlet of fluid (5) for axial feed to axial clearance between said first and second discs (1, 2) via inlet of first disc (1). Impeller has second inlet of fluid for axial feed to axial clearance between said first and second discs (1, 2) via inlet (6) of second disc (2). Besides, it has outlet for discharge of first and second fluids from working chamber (9) periphery. Said impeller comprises extra mid solid disc (3) fitted aligned between discs (1, 2) and with clearance there between and discs (1, 2). OD of mid disc (3) is smaller than OD of discs (1, 2) and larger than that of outer circle on inlets (6) of discs (1, 2).

EFFECT: simple design, lower production and operating costs, power saving, higher reliability.

10 cl, 4 dwg

FIELD: process engineering.

SUBSTANCE: invention is intended for use in chemical industry, agroindustrial complex, construction, etc. Accelerator comprises material feeder, accelerating nozzle with rotary drive composed of two coaxial hollow inner and outer truncated cones with their larger bases set downward, inner cone being connected with said feeder. Nozzle tubes are arranged at nozzle lower part, inner tubes being connected to inner hollow truncated cone while outer ones are connected to outer truncated cone. Note here that circular air chamber is arranged above the nozzle with vertical pipes arranged in circular chamber between hollow truncated cones connected thereto. Note here that air direction blades are mounted at outer cone inner surface to feed air to outer radial nozzle tubes with outer conical ends.

EFFECT: efficient acceleration, simplified design and power savings.

2 dwg

Rotary mixer // 2496561

FIELD: process engineering.

SUBSTANCE: invention relates to mixing of loose materials and may be used in feed mill, food and chemical industries. Rotary mixer comprises: Vertical cylindrical casing with taper base converging downward, perforated guides, cover furnished with feed pipe and bearing assy for shaft to run therein. Conical rotor is fitted on mixer shaft and provided with angular turbulence promoters arranged at rotor inner surface, their angle and length being different. Scattering disc is fitted at rotor outer surface.

EFFECT: higher process efficiency.

2 cl, 2 dwg

FIELD: process engineering.

SUBSTANCE: invention relates to devices designed to continuously prepare mixes of loose materials bearing mechanical mixes and may be used in food and chemical industries, agriculture etc. Rotary mixer comprises: vertical conical case with discharge branch pie arranged at its bottom, bearing assembly wherein the shaft runs, and cover with loading branch pipe. Rotor made up of disc and hollow truncated cones arranged one after another. Taper blade with four vanes is arranged inside inner cone base. Four staggered dispersing blades are arranged on top edges on central and outer cones. Discharge vanes are fitted on said shaft.

EFFECT: higher efficiency of mixing and dispersing.

2 dwg

Centrifugal mixer // 2455058

FIELD: process engineering.

SUBSTANCE: invention relates to continuous mixing of powder materials, and may be used in chemical, pharmaceutical and other industries. Centrifugal mixer comprises: vertical tapered case with discharge branch pipe arranged at its bottom, bearing assembly with shaft running therein, and cover with discharge branch pipe. Rotor is fitted on the shaft. Said rotor is made up of disk supporting hollow cones with deflectors and discharge vanes secured thereon. Deflectors are made up of separate identical-size elements of torus staggered on different cones along n edges of smaller bases.

EFFECT: higher efficiency with no additional power consumption.

2 dwg

Mixer // 2433860

FIELD: process engineering.

SUBSTANCE: invention relates to mixers used in chemical industry. Proposed mixer comprises casing, rotor and stator made up of flat coils, loading and discharging branch pipes, and drive of rotation. Rotor and stator coils represent spirals of Archimedes. Stator coils are arranged mirror-like relative to rotor coils. Rotor in coil plane is perforated. Rotor coil height-to-stator coil height ratio makes 4:1.

EFFECT: intensified mixing, reduced sizes.

4 dwg

FIELD: process engineering.

SUBSTANCE: invention relates to grinding and may be used in dispersion of heterogeneous suspensions to make crystalline round particles to be used in composite compounds. Apparatus comprises housing accommodating stator and radially wavy surface rotor. Stator disk is rigidly secured to housing and has its radially wavy surface facing rotor while rotor disk is rigidly secured to housing and has its radially wavy surface facing stator. Stator and rotor surface wave angle makes 5 to 25 degrees while gap between stator and rotor makes 5 to 15 mm. Suspension flows from mixing apparatus into rotor apparatus suction branch pipe, between rotor and stator and, via outlet branch pipe, flows back into apparatus. Suspension may be aqueous and in organic solvent. Rotor rpm, rotor and stator diameters are selected to ensure suspension turbulent flow between rotor and stator and Reynolds number exceeding 14000.

EFFECT: round particle crystalline substances.

3 cl, 2 dwg

Centrifugal mixer // 2246343

FIELD: food and chemical and other industries.

SUBSTANCE: the invention concerns to devices for continuous preparation of mixtures of loose materials and may be used in food, chemical and other industries. The centrifugal mixer of loose materials contains a vertical cylindrical body, a cover on which there is a feeder with loading branch-pipes, a driving shaft with fixed on it unloading blades and a rotor made in the form of a disk with the fixed to it and concentrically located hollow truncated cones, at which the height and angle of inclination of the generatrix to the base are increasing from the central part to the periphery. On the effective surfaces of the internal and middle cones there are windows, which from below are limited by a surface of the disk. On the internal surfaces of the middle and external cones there are the guiding blades installed as in the form of a spiral and having a number of apertures and a profile of an arc of a circle. Due to that it provides a significant rarefication of the advancing flows, a contour of the reverse recirculation of the flows of the materials is forming, a number of dead zones in different parts of the rotor decreases, additional turbulization to the mixed components that promotes the best interpenetration of particles.

EFFECT: the invention ensures intensification of mixing process, rarefication of advancing flows, decrease of the number of the dead zones in the different parts of the rotor, additional turbulization of mixed components.

2 dwg

FIELD: cavitation treatment of liquids and their mixtures and dispersion of solid particles in them; chemical, petrochemical and other industries.

SUBSTANCE: proposed device has housing with rotary disk mounted inside it. Disk has conical member mounted coaxially relative to it. Generatrix of member may straight or curvilinear line. Mounted above disk at adjustable clearance is chamber.

EFFECT: enhanced efficiency.

7 cl, 2 dwg

Centrifugal mixer // 2263533

FIELD: food industry; chemical industry; other branches of industry; production of devices for continuous preparation of mixtures of the loose materials.

SUBSTANCE: the invention is pertaining to the devices for continuous preparation of mixtures of the loose materials and may be used in food, chemical and other industries. The centrifugal mixer contains: a vertical cylindrical body; a cover, on which there are the fixed connecting pipes for feeding of the source materials; a discharge connecting pipe; a driving shaft with an installed on it rotor made in the form of a disk, on which there are in the form of the disk on which one are the concentrically mounted hollow thin-wall truncated cones, the height of which and angle of the generatrix inclination to the base are increasing from the central part to the periphery. At that on the surface of the middle and the outside cones there are tangential holes. In the upper part of the body limited by the surface of the cover a static deflector is installed. The design of the apparatus ensures mixing of materials in the thin, rarefied, intersecting layers with usage of the direct and reverse recycles. The intensification of the mixing process is reached by that on the surface of the middle and the outside cones there are tangential holes, and also in the upper part of the body limited by the surface of the cover a static deflector is mounted. Due to that the invention ensures the reverse recirculation of the material flow, an additional turbulization of the mixed components, a decrease of the number of the quiescent areas in the various parts of the rotor and a degree of formation dust-gas mixes, that in result positively effects on the quality of the mixture.

EFFECT: the invention ensures the reverse recirculation of the material flow, an additional turbulization of the mixed components, a decreased number of the quiescent areas in the rotor and a degree of formation dust-gas mixes.

2 cl, 3 dwg

Device for mixing // 2264250

FIELD: mixing.

SUBSTANCE: device comprises tank filled with fluid and rotor for swirling the fluid inside the tank. According to the first version, the rotor has two parallel spaced disks. Between the disks is a set of blades. One of the disks is made of a ring to provided inlet port that leads to the set of blades. The inlet port controls the size of the inner section of the core of the swirled flow. According to the second version, the rotor has at least two hollow spokes that are radially-directed from the central bushing outward. Each of the spokes has through openings that faces the bushing and outlet opening that has radial direction. When rotating, the rotor causes the fluid to flow through the spokes, which contributes to the rotation of the fluid that flows in radial direction outward. According to the third version, the rotor comprises at least two blades that are radially-directed from the central bushing outward. The blades have at least one surface sloping to the direction of rotation of the rotor. The blades initiate the axial flow, when the outward flow with rotation is generated.

EFFECT: expanded functional capabilities.

20 cl, 11 dwg

Dispenser // 2264850

FIELD: the invention refers to dispersion-mix-pump equipment and may be used in production of food products, fuel mixtures, mining, oil, chemical, varnish and paint, building and other sectors of industry.

SUBSTANCE: the dispenser has a body. Inside it there is a rotor and a stator with slits which have curvilinear surfaces of the walls. The slits of the rotor are fulfilled contracting in the direction of the stator and the slits of the stator - widening in the direction of the body. Each slit of the stator has one walls with concave surfaces, each slit of the rotor has one wall with a convex surface and another wall with a concave surface. All curvilinear surfaces have a definite radius of curvature. The walls of the slits are placed under definite angles.

EFFECT: increases effectiveness of dispersion due to improving the hydrodynamics of the flow.

4 cl, 2 dwg

Rotary apparatus // 2294236

FIELD: devices for forming acoustic vibrations in flowing medium; intensification of various physico-chemical , hydromechanical and heat-and-mass exchange processes in "liquid-liquid" and "solid-liquid" systems.

SUBSTANCE: proposed rotary apparatus has housing with branch pipes for inlet and outlet of medium, rotor and stator mounted concentrically in this housing and provided with passages in side walls, insonification chamber and drive. Inlet branch pipe is provided with contraction tube. Concave reflector made in form of dimple is mounted on inner end surface of rotor opposite contraction tube outlet.

EFFECT: intensification of physico-chemical, hydromechanical and heat-and-mass exchange processes.

1 dwg,1 tbl

FIELD: agitating technique for preparing of solutions, emulsions, suspensions and compositions of wet materials used in chemical, food-processing, construction and other branches of industry.

SUBSTANCE: agitating apparatus has reservoir, agitator with working parts and drive with shaft. Agitator has upper and lower working parts. Lower working part is mounted on drive shaft with wooden slider bearing, and upper working part is provided with openings and is connected to hydraulic cylinder drive. Upper and lower working parts are connected to one another through guides made in the form of vertical rods rigidly fixed on lower working part and extending through openings in upper working part, said rods being designed for agitation of mixtures and for moving of upper working part through height of reservoir.

EFFECT: provision for producing large volumes of homogeneous mixed mass for minimal operating time of agitation apparatus.

3 dwg

Mixer // 2303482

FIELD: chemical engineering.

SUBSTANCE: mixer comprises mixing units (104) and (106) mounted inside casing (114). The sides of mixing units (104) and (106) that face each other are provided with alternating projections (27) and (28) to define concentric circles. Mixing units (104) and (106) are defined by pairs of disks (34), (36), (44), and (46) whose outer sides are provided with groups of projections (27) and (28). The passages for liquid (39) and (49) are made between disks (34), (36), (44), and (46). The inlet passages for liquid (37) and (47) are made between disks (34) and (44) and casing (114). The inner side of disks (36) and (46) are provided with passages for discharging liquid (35) and (45).

EFFECT: improved design.

10 cl, 16 dwg

FIELD: technique for periodical preparing of bulk material mixtures and simultaneously for grinding of mixture components, may be used in food-processing, chemical and other branches of industry.

SUBSTANCE: centrifugal mixer-disperser has vertical cylindrical casing, elliptical cover, bottom, vertical shaft with disk-like rotor mounted thereon, and hollow thin-walled truncated cone concentrically positioned on disk-like rotor and provided with bypass windows. Guiding blades extending along helical path on inner surface of cone are profiled so as to form arcs of circle, along the length of which arcs of circle are formed bypass openings. Rectangular cuts are formed in upper surface of cone. Such construction enables movement of material flows on rotor surface in thin rarified layers, and directed formation of forward and backward flow recycling, followed by multiple intersecting thereof to thereby facilitate in homogenization of mixture components.

EFFECT: increased efficiency and improved quality of mixtures.

2 dwg

FIELD: technique used in chemical, construction and other branches of industry for producing of compacted mixtures.

SUBSTANCE: bulk material mixing apparatus has casing, charging and discharge devices, shaft mounted within casing and provided with rotation drive for imparting rotational motion relative to vertical axis, conical devices connected to shaft and comprising partition members, and conical baffle joined to casing. Partition members are formed as cylindrical elastic members positioned in upper conical device perpendicular to its outer surface, and in lower conical device radially of and perpendicular to axis of shaft. Conical baffle disposed in the vicinity of upper conical device and attached to casing is made wavy and circular in its shape at side adjoining to shaft.

EFFECT: simplified construction, increased efficiency and improved quality of mixing and compaction processes.

3 dwg

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