86 results about "Centrifugal field" patented technology

The invention relates to the technical field of wave-absorbing materials, in particular to a broadband wave-absorbing material and a preparation method and application thereof. According to the preparation technology of the wave-absorbing material, a non-woven fabric carrier with graded pores and continuous gradient distribution is constructed by virtue of induction of a centrifugal force field, and then the non-woven fabric carrier is placed in a magnetic dispersion liquid system to be subjected to impregnation ultrasonic dispersion load treatment, so that heterogeneous interface structures are constructed on the surfaces and the interiors of fibers, and the prepared material fabric has the characteristics of light weight and broadband wave-absorbing performance; the method is suitable for military and civil high-tech fields such as electromagnetic protective clothing and invisibility. The method has the advantages of short production period, high raw material utilization rate and the like.

The invention discloses graphite battery negative electrode material testing and sampling equipment, and particularly relates to the technical field of battery negative electrode material reaction treatment, the graphite battery negative electrode material testing and sampling equipment comprises a base, a crushing and shunting assembly is arranged on the base, and the crushing and shunting assembly comprises a reaction kettle body arranged at the top of the base. Through a stepped crushing structure of the spiral crushing belt and the twisting ring, and a centrifugal force field eddy current effect formed by rotation of the inclined grinding block, three-stage treatment of materials is realized. Wherein the spiral lead angle design of the spiral crushing belt can ensure that blocky materials are uniformly stressed in the axial direction, and local over-crushing is avoided; the gap between the twisting ring and the base plate is adjustable and can adapt to test scenes with different particle size requirements; the powder can be automatically graded according to the particle size through the eddy current effect generated by rotation of the inclined grinding block, qualified particles are accurately filtered and deposited through the filter screen cover, coarse particles flow back to the crushing cavity through the guide cylinder to be continuously treated, and the problem that particles are not evenly distributed in an existing quartering method sampling process is effectively solved.

The invention relates to an offshore wind turbine large-diameter single pile foundation similarity test method for a centrifugal machine platform. The method is suitable for the technical field of offshore wind turbine single-pile model test design under geological engineering sea area earthquake load. The technical problem to be solved by the invention is to provide the similar test method for the large-diameter single pile foundation of the offshore wind turbine for the centrifugal machine platform. According to the technical scheme, the similar test method for the large-diameter single pile foundation of the offshore wind turbine for the centrifugal machine platform is characterized by comprising the following steps: determining a model between a prototype structure in a prototype field and a primary scaling model in a 1g field; the similarity criterion obeyed by each test parameter between the primary scaling model and the secondary scaling model in the centrifugal field is determined; and determining the similarity ratio of each test parameter between the prototype field and the centrifugal field based on the similarity criterion followed by each test parameter after two times of scaling.

The utility model relates to a multifunctional mixing device for cement processing, which comprises a mixing barrel, a feeding hole formed in the upper side of the left part of the mixing barrel, a mounting seat connected to the upper side of the middle part of the mixing barrel, a driving motor mounted on the mounting seat, a centrifugal stirring frame connected to an output shaft of the driving motor, and a stirring component rotationally connected to the mixing barrel, the upper part of the mixing barrel is rotatably connected with a rotating shaft, a belt pulley assembly is arranged between the upper part of the rotating shaft and an output shaft of the driving motor, the rotating shaft is connected with a first gear, the upper part of the stirring assembly is connected with a second gear, and the second gear is meshed with the first gear. Through mutual cooperation of the centrifugal stirring frame and the stirring assembly, a synergistic effect of a strong centrifugal force field and slow shearing is formed, materials can be rapidly mixed, the materials are prevented from caking, the mixing uniformity is effectively improved, the scraping blades on the stirring assembly can be dynamically attached to the inner wall of the mixing barrel, the adhered materials can be scraped in real time, and material waste is reduced.

The application discloses a kind of momentum defoaming based deep gas purification device and method, it is related to chemical equipment technical field, including tank, dynamic distributor, with several momentum defoaming ware momentum defoaming module, fiber condensation module and rotary liquid removal module, tank is equipped with oil gas inlet, liquid phase outlet, gas phase outlet, oil gas inlet is connected dynamic distributor by pipeline, dynamic distributor end is connected with momentum defoaming module;Momentum defoaming module top is equipped with fiber module and rotary liquid removal module in sequence.This application utilizes the momentum of gas-liquid mixture and the baffle in momentum defoaming ware to collide, break up foam liquid drop, and make liquid drop move to the edge of baffle, under the driving of subsequent airflow, discharge, realize the elimination of foam liquid drop;The remaining micro liquid drop is coalesced and grown into larger droplet by fiber condensation module, finally enters rotary liquid removal module, realizes the efficient separation of liquid drop and gas under the action of centrifugal field, reaches the effect of gas deep purification.

The invention provides a gas-liquid separation device based on stepped bubble breaking. The gas-liquid separation device comprises an outer cavity and a rotating mechanism, the outer cavity comprises an inlet cavity and a liquid bearing cavity; a separation cavity, a bubble breaking element and a transmission shaft are sequentially and coaxially arranged in the liquid bearing cavity from top to bottom, the transmission shaft is fixed below the bubble breaking element and is in transmission connection with the rotating mechanism, and the rotating mechanism drives the bubble breaking element and the separation cavity to rotate synchronously; the top end of the exhaust pipe extends out of the upper end surface of the inlet cavity and exhausts air outwards. According to the invention, a variable super-gravity field is provided, a centrifugal field is dynamically enhanced, bubble breaking and separation processes are coupled, strong breaking of large bubbles and micro bubbles is realized through shear flow-turbulent flow driving, deep separation of membrane liquid drops is enhanced by using a gas-liquid density difference effect, and a high-precision bubble breaking effect is realized.

The invention discloses a centrifugal force field laminar flow optimization separation control method, relates to the technical field of fluid separation, and aims to solve the problem that the separation precision is reduced due to the fact that the laminar flow state is easily damaged in the prior art. Comprising the following steps; the method comprises the steps that S1, centrifugal force field intensity, material viscosity, flow velocity gradient and material solid content data are collected in real time to serve as core variables, a coupling mathematical model of a centrifugal force field and a material laminar flow state is constructed, and therefore a laminar flow stability coefficient is output; s2, setting a laminar flow stability threshold value and an adjusting mechanism, comparing the laminar flow stability coefficient with the threshold value, when the coefficient is lower than the threshold value, judging that the laminar flow state of the material is abnormal, triggering the adjusting mechanism to dynamically adjust the operation parameters of the horizontal spiral discharge sedimentation centrifuge, and stopping the operation of the horizontal spiral discharge sedimentation centrifuge. The operation parameters comprise the rotating speed of the rotary drum, the differential speed of the spiral and the rotary drum and the feeding flow. The device has the advantage that the separation precision is improved.

The invention relates to the technical field of jam mixing, in particular to a jam mixing machine which comprises a machine body, the machine body is provided with a mounting cover through magnetic attraction, the mounting cover is fixedly connected with a motor, the output end of the motor is fixedly connected with a driving shaft extending into the machine body, and the driving shaft is fixedly sleeved with a driving gear; a first connecting gear meshed with the driving gear and the rotating fluted disc is rotationally mounted on the machine body, and a stirring part and a rolling part are fixedly arranged at the end, extending into the machine body, of the driving shaft. A high-strength centrifugal force field is generated through the stirring rods rotating at a high speed, so that materials are preliminarily dispersed, a gradient type rolling effect is formed through forward and reverse alternate pressure application of the rolling plates, and meanwhile, a plurality of crushing discs are arranged to crush part of fruit grains, so that the part of fruit grains are better crushed; therefore, a multi-layer taste system containing basic fruit paste, fine particles and visible pulp is constructed, so that the jam product has fine texture and chewing interestingness.

The invention relates to a set of separator inserts (II, II-a, II-b,...) for a separator having a frame (I) on which one of the separator inserts (II, II-a, II-b,...) of the set of separator inserts (II, II-a, II-b,...) is exchangeably arranged at a time, wherein each of the separator inserts is designed to separate a free-flowing suspension (S) in a centrifugal field into at least two phases (LP, HP) of different densities and forms a pre-assembled exchangeable unit for insertion into the frame (I) of the separator and has at least the following: a rotor (2) which can be rotated about an axis of rotation (D) during operation and has a drum (3) that can be rotated during operation and that has one or more openings; a separating means (6) arranged in the drum (3); an inflow and outflow system having at least one inlet (311, 312) for a free-flowing suspension to be processed and having two or more outlets (313, 314) for discharging the centrifugally separated phases from the drum (3), wherein at least two separator inserts (II, II-a, II-b,...) of the set have different inflow and outflow systems (31), and / or at least two separator inserts (II, II-a, II-b,...) of the set have drums (3) having drum casings with different geometries.

This invention relates to the field of hydraulic oil purification technology, specifically a method for online hydraulic oil purification and performance regeneration based on centrifugal force field control. The method includes: online acquisition of real-time operating parameters of the hydraulic system and hydraulic oil state data; prediction of contaminant concentration distribution and deteriorated component content; dynamic calculation of the centrifugal force field intensity distribution curve using a state inversion algorithm; and control of the centrifugal device to form a gradient-changing directional centrifugal force field. Based on gradient centrifugation, the method removes solid particles, free water, and colloidal substances step-by-step. Simultaneously, it fine-tunes the local intensity of the centrifugal force field according to the deteriorated component content, selectively removing deteriorated oil molecular components while retaining intact base oil and effective additives. This method enables precise online grading and purification of hydraulic oil, adapts to the real-time state of the oil, improves impurity removal, simultaneously completes oil performance regeneration, and optimizes the quality of purification and regeneration treatment.

The invention relates to a non-porous drum screw centrifuge for the centrifugal treatment of a suspension Su in a centrifugal field, with which the suspension Su can be separated into at least one liquid phase (Fl) and a solid phase (Fe), comprising a housing (100) and a rotor (200) which is rotatably mounted in the housing (100), the rotor has at least the following items: a) a rotatable cylinder (210) having a rotational axis (D), the cylinder (210) having a cylindrical section (211) and a conical section (212); b) a screw (230) which can be rotated relative to the rotatable cylinder (210) by a difference in revolution and is arranged in the cylinder (210); c) a feed line (214) through which the suspended matter (Su) to be treated can be introduced into the separation space (216) of the cartridge (210); d) at least one liquid outlet (217) through which the liquid phase (Fl) is discharged, the liquid outlet (217) having at least one overflow weir (219); e) at least one solids discharge opening (218) through which the solid phase (Fe) is discharged; the invention is characterised in that f) in order to discharge a partial flow (fl) of the liquid phase (Fl), a stationary, non-rotating stripping means during operation is arranged in the region of the overflow weir (219) such that the partial flow (fl) of the liquid phase (Fl) can be skimmed under pressure from the liquid phase flowing through the overflow weir before the liquid phase flowing through the overflow weir leaves the rotor rotating during operation.

The utility model discloses a fried food oil draining device which comprises a base and a shell, supports are arranged on the two sides of the base, the two sides of the shell are installed on the supports through connecting columns, and a conical hopper is connected with a first wave-shaped cam through a plurality of supporting rods. A driven gear is arranged outside the inner cylinder, and a plurality of guide grooves are formed in the inner wall of the inner cylinder; an oil draining basket is arranged in the inner cylinder, a plurality of guide blocks in clearance fit with the guide grooves are arranged outside the oil draining basket, and a second waveform cam is arranged on the lower portion of the oil draining basket; the device further comprises a driving mechanism, the driving mechanism comprises a motor, an output shaft of the motor is connected with a rotating shaft, the lower end of the rotating shaft is provided with a driving gear, and the driving gear is meshed with the driven gear. A composite acting force field is formed by a centrifugal field generated by rotation of the inner cylinder and dynamic shock waves formed by vertical vibration of the oil draining basket, so that oil films on the surfaces of fried foods are efficiently separated in three stages of stripping, throwing off and vibrating, the oil draining effect of the fried foods is enhanced, and the oil draining efficiency is improved.

The utility model provides a kind of hierarchical impeller for agricultural chemical wettable powder, it is related to hierarchical impeller technical field, to solve the problem that existing hierarchical impeller when using, using straight blade or forward-inclined blade, turbulent flow is generated when airflow passes, leading to coarse particle is mixed into finished product by turbulent flow entrainment, airflow passage distortion, produces the problem of tail vortex disturbance flow, including top sheet;Top sheet outside is provided with flow guide ring;Top sheet is provided with blade;Blade is set on flow guide ring;Blade bottom is provided with bottom sheet;Bottom sheet bottom is provided with fairing.The backward-inclined blade can produce more gentle airflow field and more uniform centrifugal field, improve classification accuracy, reduce the entrainment of coarse particles, the setting forty-eight groups of blades can improve classification efficiency and classification accuracy, ensure enough classification area length, increase flow guide ring, fairing at impeller outlet, improve airflow distribution, reduce inlet turbulent flow and outlet backflow, make airflow more uniform, stably pass through classification zone, improve classification accuracy.

A separator includes a frame and a separator insert exchangeably disposed on the frame. The separator insert is designed to separate a flowable suspension into at least two flowable phases of different density in a centrifugal field and forms a pre-assembled, exchangeable unit for inserting into stator units on the frame of the separator. Mutually spaced holders having stator units of the bearing devices are formed on the frame, between which holders the housing of the separator insert is non-rotatably retained such that the rotor with the drum remains rotatable. The relative position of the holders can be changed such that the separator insert can be exchanged. The housing and the holders have corresponding interlocking elements in order to non-rotatably retain the housing at the holders.

The invention provides an automatic kitchen waste treatment method based on multistage heat exchange, which comprises the following steps: acquiring solid-phase particle density distribution of a kitchen waste input flow, recording a particle settling velocity fluctuation value, and predicting solid-phase content change based on the solid-phase particle density distribution and the particle settling velocity fluctuation value; according to the distribution state of the pressure difference in the centrifugal cylinder, the adjusting direction and the adjusting amplitude of the rotating speed gradient are determined according to the mapping relation between the pressure difference distribution and the rotating speed gradient, the force field rotating inertia is dynamically updated, and centrifugal field distribution is obtained; according to the real-time change of the solid-liquid interfacial tension, the output power of the heating module is adjusted, the optimal value of the interfacial tension gradient is determined, and phase state layering is obtained; and calculating fluid shear stress required by a subsequent thermal separation stage based on fluid turbulent flow distribution and a separation purity value of a mixed region, and determining power distribution parameters of thermal separation by combining with a separation purity value of a centrifugal separation stage.

To provide a method for detecting lipid nanoparticles.SOLUTION: The present disclosure provides a method for detecting size, density, or both size and density of lipid nanoparticles. The detection can be performed using centrifugal field flow fractionation with a carrier solution containing monosaccharides.SELECTED DRAWING: Figure 1

The invention relates to a solid bowl screw centrifuge which is used for clarifying a flowable suspension (S) in a centrifugal field into a solid phase (SP) and one or more liquid phases (FP) and which comprises at least: a bowl (2) which is mounted for rotation about an axis of rotation (D); and a scroll (3) which is arranged in the bowl (2), is mounted for rotation about the axis of rotation and has a scroll hub (308) and a scroll flight (309) projecting radially from the scroll hub, wherein: a rotatable or non-rotatable feed pipe (5) is provided for feeding the suspension into a distributor (6) which can be rotated together with the scroll (3); the distributor (6) is used to divert the suspension from the axial direction into the radial direction and, during operation, to accelerate the suspension in the circumferential direction and to direct the suspension into a separating space (TR) between the scroll (3) rotating during operation and the bowl (2) rotating during operation; the distributor (6) is inserted into the scroll (3) and has a radial channel for distributing the flow of the suspension to be fed; the distributor (6) is designed as an exchangeable tubular distributor sleeve (61) which, for installation, can be inserted radially into a radial opening (310) in the scroll and, for removal, can be radially taken back out of the radial opening (310).

The invention relates to a separator insert (II) for separating a flowable suspension (Su) in a centrifugal field into at least two flowable phases (Lp, Hp) of different density, which separator insert forms a preassembled, exchangeable unit for insertion into a frame (I) of a separator and has at least the following: one or more components that do not rotate during operation; a rotor (2) that is rotatable about an axis of rotation (D) during operation, wherein the rotor (2) has a drum (3) that comprises one or more openings and is composed of an upper drum part (100) and a lower drum part (101), and wherein the drum (3) has a separating means that is arranged in the drum (3) and rotates with the drum (3), and a distributor, characterised in that at least two or more or all of the functional elements of the separator insert (II) are manufactured as a single-piece prefabricated unit, wherein these functional elements comprise at least the upper drum part or the lower drum part and at least the separating means.

A solid-wall screw centrifuge, which serves to clarify a free-flowing suspension S in a centrifugal field into a solid phase (SP) and into one or more liquid phases (FP) and comprises at least: a drum (2) rotatably mounted about an axis of rotation (D) and a screw (3) arranged in the drum (2) rotatably mounted about the axis of rotation, with a screw hub (308) and a screw helix (309) projecting radially from it, wherein a rotatable or non-rotatable feed pipe (5) is provided for supplying the suspension to a distributor (6) rotatable together with the screw (3), wherein the distributor (6) serves to redirect the suspension from the axial direction into the radial direction and to accelerate it circumferentially during operation and to direct it into a separation chamber (TR) between the screw (3) rotating during operation and the drum (2) rotating during operation.wherein the distributor (6) is inserted into the screw (3) and has a radial channel for dividing the flow of the suspension to be supplied, wherein the distributor (6) is designed as an interchangeable tubular distributor sleeve (61) which can be inserted radially into a radial opening (310) in the screw for assembly and can be removed radially from the radial opening (310) for disassembly.

The invention provides a cell concentration method and device. The device comprises a driving unit, a horizontally-arranged rotating plate, a hose penetrating through the rotating plate, a pipe body connected with the hose and a conveying assembly composed of a feeding pipe, a discharging pipe, a feeding valve and a discharging valve. And the control unit realizes continuous centrifugal concentration of liquid containing cells by coordinating the rotating speed of the driving unit and the working modes of the feeding valve and the discharging valve. The hose keeps an internal flow channel unobstructed through the anti-distortion characteristic of the hose in the rotating process, the hose body tends to be in a horizontal state along with rotation of the rotating plate to form a stable centrifugal field, and the conveying assembly achieves continuous separation and recovery of cell sediment through multi-mode flow speed regulation and control. According to the technical scheme, through the anti-twisting property of the hose and the combined structure of the horizontal pipe body, the device structure is simplified, and the manufacturing cost is reduced.

A centrifugal field-flow fractionation device includes: a rotor having a rotation axis, the rotor being provided to be rotatable about the rotation axis; a cover covering the rotor; a protective member arranged inside the cover to over the rotor about the rotation axis; a shock-absorbing member arranged between the protective member and the cover; and a fixing part provided in a breakable manner to fix the protective member to the cover. The rotor is arranged such that the rotation axis orients in a horizontal direction. In a case where a part of the rotor disintegrates and is brought into contact with the protective member during the rotation of the rotor, the fixing part breaks to cause the protective member and the shock-absorbing member to move with the rotor while receiving the impact of the rotor to buffer the kinetic energy of the rotor.

The present disclosure relates to a method of detecting particles using centrifugal field flow fractionation. The present disclosure provides methods of detecting the size, density, or size and density of lipid nanoparticles. The detection may be performed by centrifugal field flow fractionation using a carrier solution comprising monosaccharides.

The present application relates to the technical field of biomass polysaccharide extraction, in particular to a spirulina polysaccharide extraction device, which comprises a first support frame, a temperature control structure, an extraction tank, a stirring structure, an opening and closing structure, a separation structure, a separation box, a filtering structure, a first connecting pipe, a cyclone, a second connecting pipe and a butt flange. The opening and closing structure is arranged at the bottom of the extraction tank, the algal sludge mixture in the extraction tank is directly sent into the cyclone through the booster pump, the centrifugal field generated by the cyclone is used to realize the rapid and continuous separation of the algal sludge residue and the sugar-containing liquid, the algal residue is discharged from the butt flange at the bottom into the residue storage groove of the separation box, and the sugar-containing clear liquid enters the liquid storage groove from the second connecting pipe at the top. Compared with the traditional static precipitation method, the separation efficiency is greatly improved, there is no need to wait for the precipitation time, the continuous operation of solid-liquid separation is realized, and the stirring structure is arranged to promote the up-down circulation of the algal sludge mixture during stirring, thereby enhancing the dissolution effect of polysaccharide.

The utility model provides an anti -blocking aeration disc belongs to the technical field of water treatment, including bearing mechanism, including the pipe body for conveying water, aeration mechanism, including the internal thread base, set up in the anti -blocking subassembly of internal thread base top, the quick detachable top cover of screwing in internal thread base top, the utility model discloses through the umbrella -shaped elastic diaphragm utilizes its elastic deformation characteristics and produces mechanical extrusion effect in the process of on -off gas, effective stripping pore's microbial membrane and adhering object, the rotating vortex that the oblique hole forms continues to wash the pore, prevents the sludge particle deposition, the vortex wheel in the anti -blocking subassembly can effectively disperse calcium magnesium scale and grease colloid in high hardness water quality through the water power rotation and produces centrifugal field, realizes quick detachment while guaranteeing the sealing in the cooperation design of quick detachable top cover and sealing ring, is convenient for coping with the deep maintenance demand under the high load sewage working condition, has improved the anti -blocking performance and operating stability under the harsh water quality condition obviously.

The utility model discloses a superfine powder aqueous medium sorting device, and particularly relates to the field of sorting devices, which comprises a circular vertical plate, a top plate is slidably connected to the top end of the inner wall of the circular vertical plate, a bottom plate is fixedly connected to the bottom end of the inner wall of the circular vertical plate, and a water inlet pipe horizontally penetrates through the interior of the circular vertical plate. One end of the water inlet pipe is fixedly connected with a first flow divider assembly, and the technical key points are as follows: the motor drives the fan blades to rotate in the first flow divider assembly, so that the formation of vortex and the sedimentation of various fine powder particles in a centrifugal force field are promoted, and the fine powder particles are separated according to specific gravity; fine powder particles with light specific gravity and a part of fine powder particles with large fine fraction density enter upward inner rotational flow and flow into an inner cavity of a circular vertical plate through a first flow guide hole, and large-density particles and a part of coarse-fraction small-density particles move to the bottom of the first flow divider assembly along outer rotational flow of the first flow divider assembly to be discharged; and shunting screening of the first process is carried out.

The utility model relates to an oil dirt separation device of venting tower in oil dirt separation technical field, include: cyclone separator, it has at least two concentric circle setting cyclone chamber, and cyclone chamber is gradually reduced from below to above diameter step by step, the cyclone chamber middle part is equipped with tangential inlet, bottom has lower outlet, and top has upper outlet, and the upper outlet is linked together with the tangential inlet of cyclone chamber of adjacent upper layer, rotation subassembly has the rotation axis and drive motor of coaxial rotation connection in cyclone separator, the rotation axis axle body is along its axial direction and is equipped with a plurality of rotation vane with cyclone chamber one to one correspondence, wherein, the position of rotation axis between adjacent rotation vane is equipped with transmission; The utility model adopts concentric multistage cyclone chamber structure, and gradient rotating speed of cooperation rotation vane and transmission control forms high -strength, multilevel centrifugal field, effectively breaks oil -coke powder emulsification state.

The invention relates to a separator insert for a separator designed for separating a flowable suspension (S) in a centrifugal field into at least two flowable phases of different density (LP, HP) and having the following: - a housing (1) which is stationary in operation, which is designed in the form of a vessel which is designed closed apart from a plurality of openings, which are designed at least as an inlet (8) for the inflowing suspension, which is configured on an axially first delimiting wall (6) of the housing (1), and as two openings (10, 34) for the discharge of the respective flowable phases of different density (LP, HP) on an outer peripheral wall of the housing (1) and on an axially second delimiting wall (7) of the housing, or as two openings (24, 34) for the discharge of the respective flowable phases of different density (LP, HP) on the axially first and second delimiting walls (6, 7) of the housing (1), - a rotor arranged within the housing (1) and rotatable about an axis of rotation (D), which has a drum (3) having openings, - at least two rotor units (4b, 5b) for a magnet bearing arrangement (4, 5) on two axially spaced-apart positions of the rotor (2) with the drum (3), with which the rotor (2) with the drum (3) can be held suspended, rotationally supported and put into rotation in the housing in operation using the magnet bearing arrangement.

The invention relates to a separator comprising a housing (I) and a separator insert (II) which is arranged replaceably on the housing, which separator insert is designed for separating a flowable suspension into at least two flowable phases of different densities in a centrifugal field, which separator insert constitutes a preassembled, replaceable unit for installation in a stator unit on the housing of the separator; on the housing there are receiving parts (I-4, I-5) which are spaced apart from one another and which have stator units (4a, 5a) with magnetic bearing means (4, 5), the housing (1) of the separator insert is held torsionally between the receiving parts in such a way that a rotor (2) with a rotating drum is held rotatable; the relative position of the receiving parts of the stator units with magnetic bearing means can be changed in such a way that the separator insert is replaceable; the housing and at least one receiving part have corresponding form-locking means in order to hold the housing torsionally on the at least one receiving part.

A separator includes a frame and a separator insert exchangeably disposed on the frame. The separator insert is designed to separate a flowable suspension into at least two flowable phases of different density in a centrifugal field and forms a pre-assembled, exchangeable unit for inserting into stator units on the frame of the separator. Mutually spaced holders having stator units of the bearing devices are formed on the frame, between which holders the housing of the separator insert is non-rotatably retained such that the rotor with the drum remains rotatable. The relative position of the holders can be changed such that the separator insert can be exchanged. The housing and the holders have corresponding interlocking elements in order to non-rotatably retain the housing at the holders.