CN112206931A - Small-size centrifuge - Google Patents
Small-size centrifuge Download PDFInfo
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- CN112206931A CN112206931A CN202011004886.9A CN202011004886A CN112206931A CN 112206931 A CN112206931 A CN 112206931A CN 202011004886 A CN202011004886 A CN 202011004886A CN 112206931 A CN112206931 A CN 112206931A
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- seat
- centrifugal
- pipe fitting
- filter layer
- fixed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0407—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers for liquids contained in receptacles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B5/00—Other centrifuges
- B04B5/04—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B5/0442—Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers with means for adding or withdrawing liquid substances during the centrifugation, e.g. continuous centrifugation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/022—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using dampers and springs in combination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/022—Springs leaf-like, e.g. of thin, planar-like metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
- F16F2238/026—Springs wound- or coil-like
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Centrifugal Separators (AREA)
Abstract
The invention discloses a small-sized centrifugal machine, which comprises an external machine body, a feeding pipe fitting, an arranging pipe fitting, a centrifugal fixing seat, a buffering damping piece and a spiral mandrel, wherein the centrifugal fixing seat is coaxially arranged in the external machine body; each buffer damper provides buffer damping support for the centrifugal fixed cylinder base from the corresponding direction, so that the interior of the centrifugal fixed cylinder base is kept in a stable state during working; the centrifugal fixing barrel seat is characterized in that a spiral mandrel is arranged in the centrifugal fixing barrel seat and can rotate relatively, a row of pipe fittings are vertically arranged in the middle of the upper end face of the centrifugal fixing barrel seat, one ends of the row of pipe fittings are communicated with the spiral mandrel and do circumferential rotation motion along with the spiral mandrel, and the other ends of the row of pipe fittings are communicated with an external liquid separating device.
Description
Technical Field
The invention relates to the technical field of centrifuge equipment, in particular to a small-sized centrifuge.
Background
Centrifugal separation equipment is equipment for separating liquid materials with different physical states or liquid materials with different densities by utilizing centrifugal force, the development direction of the centrifugal machine equipment is mainly towards the direction of integration, intellectualization and refinement in the last two decades, a new machine type of the centrifugal machine equipment is widely applied to the industries of chemical industry, light industry, pharmacy and the like, in the prior art, the centrifugal machine is used on a centrifugal machine, the production cost is also increased virtually in the working process due to the fact that the internal volume of the industrial centrifugal machine is large, and the applicable physical liquid forms have certain limitations; secondly, for some liquid materials with smaller specific gravity difference, the industrial centrifuge is not enough to separate the liquid materials; when the centrifugal machine works, the backflow phenomenon is easy to occur in centrifugal separation due to the influence of internal rotation vibration, so that the separated liquid materials enter a mixed state again, and therefore, a small-sized centrifugal machine is needed to be provided to solve the problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a small-sized centrifugal machine comprises an external machine body, a feeding pipe fitting, an arranging pipe fitting, a centrifugal fixing seat, a buffering damping piece and a spiral mandrel, wherein bearing pads for supporting and fixing are arranged at four corners of the lower end face of the external machine body;
each buffer damper provides buffer damping support for the centrifugal fixed cylinder base from the corresponding direction, so that the interior of the centrifugal fixed cylinder base is kept in a stable state during working;
the inside of the centrifugal fixed cylinder seat can be relatively rotatably provided with a spiral spindle, the spiral spindle and the centrifugal fixed cylinder seat are in concentric circle structures, and the spiral spindle performs solid-liquid separation on discharged liquid materials in the centrifugal fixed seat under the action of high-speed rotation,
the centrifugal liquid separating device is characterized in that a row pipe fitting is vertically arranged in the middle of the upper end face of the centrifugal fixing seat, one end of the row pipe fitting is communicated with the spiral mandrel and does circular rotation along with the spiral mandrel, and the other end of the row pipe fitting is communicated with an external liquid separating device.
As a preferred technical scheme of the present invention, a main support column is fixed on a lower end surface of the spiral spindle, one end of the main support column vertically penetrates through the centrifugal fixing seat and is rotatably connected with the external machine body through a bearing seat, a rotating motor is installed on one side inside the external machine body, transmission wheels are fixed on an output end of the rotating motor and the main support column, and the transmission wheels are connected and driven through transmission belts.
As a preferred technical scheme of the invention, the spiral mandrel comprises a boosting blade, a single conical seat, a sealing outer ring, a material passing suite and a layered reflux device, wherein one end of the single conical seat is fixedly connected with the main support column through a fixing piece and is separated from the lower side wall of the centrifugal fixing seat, a plurality of boosting blades are arranged on the single conical seat in a circumferential array manner, and the boosting blades are used for mixing and separating the discharged liquid material under the circumferential rotation action;
the single conical seat is sleeved with a material passing sleeve, the material passing sleeve is arranged in the centrifugal fixed seat in a reverse buckling mode, and the material passing sleeve is used for carrying out primary separation on discharged liquid materials, so that partial particles in the discharged liquid materials are dispersed to the outside of the single conical seat through the material passing sleeve under the centrifugal action;
a layered reflux device is arranged at the lower side in the material passing sleeve, a sealing outer ring is sleeved in the layered reflux device, the inner wall of the sealing outer ring is mutually attached to the single conical seat, when the single conical seat rotates circumferentially relative to the layered reflux device, the single conical seat forms an internal extrusion mode with the layered reflux device through the sealing outer ring to form cutoff,
and the layered reflux device carries out secondary filtration and reflux on the discharged liquid material under the centrifugal action, so that the discharged liquid material precipitated at the lower end of the monomer conical seat is locally convoluted and ascended.
As a preferred technical scheme of the invention, the layered reflux device comprises an outer mounting frame, a first filter layer pad, a second filter layer pad, a reflux pipe and a central filter column, wherein the first filter layer pad and the second filter layer pad are arranged up and down, the outer mounting frame is arranged outside the first filter layer pad and the second filter layer pad,
a return pipe penetrates through the middle parts of the first filter layer pad and the second filter layer pad, the discharged liquid materials are exchanged inside and outside through the return pipe, the two pairs of the first filter layer pad and the second filter layer pad are used for local filtration of the discharged liquid materials,
and a central filter column is vertically sleeved in the second filter layer cushion.
As a preferable technical scheme of the invention, the lower end surface of the single conical seat is uniformly provided with a plurality of discharge ports, so that discharged liquid materials are effectively separated and discharged from the discharge ports respectively according to the internal mass ratio thereof under the centrifugal action.
As a preferred technical scheme of the invention, the arranging pipe fitting comprises a connecting end seat, an external main pipe, a shunting pipe fitting and a connecting shaft ring, wherein the connecting end seat is hermetically arranged in the middle of the upper end surface of the centrifugal fixing seat, the external main pipe is arranged in the connecting end seat, and the external main pipe is communicated with the centrifugal fixing seat through a plurality of confluence ports formed in the connecting end seat, so that the discharged liquid material in the centrifugal fixing seat is effectively discharged;
a plurality of shunt pipe fittings are coaxially arranged in the external main pipe, each shunt pipe fitting is sequentially sleeved according to the outer diameter of the pipe orifice, one end of each shunt pipe fitting is respectively arranged in one-to-one correspondence with the row ports on the single conical seat,
the other end of the shunting pipe fitting can rotate relatively, is fixedly connected with the connecting shaft ring and is communicated with an external liquid separating device through the connecting shaft ring.
As a preferred technical scheme of the invention, the buffer damper comprises a multistage arc-shaped plate, a connecting spring, a lower fixed seat and a central buffer piece, wherein the lower fixed seat is embedded and fixed in the lower side of the interior of the peripheral machine body, the lower end surface of the centrifugal fixed seat is fixedly connected with the multistage arc-shaped plate through a connecting piece at the corresponding position,
the cross section of the multistage arc-shaped plate is of an upward convex structure, a plurality of connecting springs are arranged between the multistage arc-shaped plate and the lower fixing seat in parallel, and auxiliary shock absorption is carried out through the elasticity of the springs;
the centrifugal fixing base is characterized in that a central buffering piece is vertically fixed between the multistage arc-shaped plate and the lower fixing base, and the central buffering piece absorbs and slows down main body vibration transmitted on the centrifugal fixing base, so that the inside of the centrifugal fixing base is kept in a stable state during working.
As a preferable technical scheme of the invention, the central buffering piece also comprises a guide cylinder seat, a connecting shaft rod, a sealing plunger, a built-in sealing body, a flow inlet cavity and an elastic supporting film, the built-in sealing body is hermetically attached in the guide cylinder seat, the connecting shaft rod is arranged on the upper side in the guide cylinder seat in a relatively up-and-down sliding manner, one end of the connecting shaft rod is connected with the built-in sealing body in a sliding manner through the sealing plunger,
the built-in seal body is internally provided with an elastic support film in a transverse sealing connection mode, the interior of the built-in seal body is divided into two sealing spaces from top to bottom through the elastic support film, hydraulic oil bodies are filled in the sealing spaces below the elastic support film in an injection mode, a plurality of inflow cavities are fixed on the built-in seal body in an embedded mode, and when the sealing plunger is punched downwards, the hydraulic oil bodies slowly ascend into the inflow cavities through the connecting ports.
Compared with the prior art, the invention provides a small-sized centrifugal machine, which has the following beneficial effects:
in the invention, the lower end surface of the centrifugal fixing seat is symmetrically provided with a plurality of buffer dampers, and the main body vibration transmitted on the centrifugal fixing seat is respectively absorbed and reduced from all directions, thereby improving the working quality of the device, the inside of the centrifugal fixing seat is provided with a material passing external member in a reverse buckling way, so that the discharged liquid material is roughly divided into two regions after centrifugal separation, and the discharged liquid material is respectively extracted by utilizing a discharge pipe fitting to obtain separated liquid, wherein the inside of the material passing external member is also provided with a layered reflux device, the layered reflux device can reversely discharge discharged liquid materials which are preliminarily stood below the monomer conical seat according to the mass proportion by utilizing centrifugal force on one hand, the discharged liquid material introduced into the centrifugal fixing seat can be completely subjected to centrifugal separation, and on the other hand, the separated discharged liquid material can be subjected to filter layer filtration again, so that the separation effect is improved; and a plurality of row mouths are evenly arranged on the lower end surface of the single conical seat, and separated liquid materials are effectively separated and discharged from the row mouths respectively according to the internal mass ratio of the liquid materials, so that the separation precision is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural diagram of the peripheral device body according to the present invention;
FIG. 3 is a schematic view of the construction of the spiral mandrel of the present invention;
FIG. 4 is an enlarged view of the point A in FIG. 3;
FIG. 5 is a partial schematic view of the arrangement of pipe elements in the present invention;
FIG. 6 is a schematic view of the structure of the cushion damper according to the present invention;
FIG. 7 is a cross-sectional view of a central relief member in accordance with the present invention;
in the figure: 1 peripheral machine body, 101 main supporting columns, 102 driving wheels, 103 transmission belts, 104 bearing seats, 105 main supporting columns, 2 centrifugal fixing seats, 201 feeding pipe fittings, 3 rows of pipe fittings, 301 peripheral main pipes, 302 shunt pipe fittings, 303 connecting end seats, 304 connecting shaft rings, 4 spiral mandrels, 401 single cone seats, 402 boosting blades, 403 material passing kits, 404 sealing outer rings, 5 buffer dampers, 501 multi-stage arc-shaped plates, 502 connecting springs, 6 layered reflux devices, 601 filter layer pads I, 602 filter layer pads II, 603 external mounting frames, 604 central filter columns, 605 reflux pipes, 7 central buffer pieces, 701 guide cylinder seats, 702 connecting shaft rods, sealing plungers, 704 built-in seals, 705 flow inlet cavities and 703 elastic supporting membranes.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: a small-sized centrifugal machine comprises an external machine body 1, a feeding pipe fitting 201, an arranging pipe fitting 3, a centrifugal fixing seat 2, a buffering damping piece 5 and a spiral mandrel 4, wherein bearing pads for supporting and fixing are arranged at four corners of the lower end face of the external machine body 1, the centrifugal fixing seat 2 is coaxially arranged inside the external machine body 1, sealing end covers are arranged at the middle parts of the upper end faces of the centrifugal fixing seat 2 and the external machine body 1, so that a closed space is formed inside the centrifugal fixing seat 2, the feeding pipe fitting 201 vertically penetrates through one side of the upper end face of the external machine body 1, one end of the feeding pipe fitting 201 extends into the centrifugal fixing seat 2 and supplies materials to the centrifugal fixing seat quantitatively, and a plurality of buffering dampers 5 are symmetrically arranged on the lower end face of the centrifugal fixing barrel seat 2 and are connected and fixed with the external machine body 1 through the buffering;
each buffer damper 5 provides buffer damping support for the centrifugal fixing cylinder base 2 from the corresponding direction, so that the interior of the centrifugal fixing cylinder base 2 is kept in a stable state during working;
the inside of the centrifugal fixed cylinder base 2 is provided with a spiral mandrel 4 which can rotate relatively, the spiral mandrel 4 and the centrifugal fixed cylinder base 2 are in concentric circle structure, and the spiral mandrel 4 carries out solid-liquid separation on discharged liquid materials in the centrifugal fixed cylinder base 2 under the action of high-speed rotation,
the vertical pipe fitting 3 of establishing of arranging in the up end middle part of centrifugal fixing base 4, the one end of establishing pipe fitting 3 of arranging is linked together with spiral mandrel 4, and follows spiral mandrel 4 makes circular rotation motion, the other end of establishing pipe fitting 3 of arranging is linked together with peripheral hardware liquid separating device (not shown in the figure), and here, after introducing the income liquid material to centrifugal fixing base through feed pipe spare, can tentatively stew the processing to it, and it can be established to 3min to 5min when stewing to be convenient for the income liquid material preliminary solid-liquid separation carries out in centrifugal fixing base, thereby improve device operating mass.
Referring to fig. 2, in this embodiment, a main support column 105 is fixed on a lower end surface of the spiral spindle 4, one end of the main support column 105 vertically penetrates through the centrifugal fixing seat 2 and is rotatably connected with the peripheral machine body 1 through a bearing seat 104, a rotating motor 101 is installed on one side inside the peripheral machine body 1, driving wheels 102 are fixed on an output end of the rotating motor 101 and the main support column 105, the driving wheels 120 are connected and driven through a transmission belt 103, an initial rotating speed of the driving wheels can be controlled to be 1500r/min to 2000r/min, and speed regulation processing is performed after an internal separation state of the driving wheels is observed so as to adapt to centrifugal proportioning of discharged liquid materials.
Referring to fig. 3, in the present embodiment, the spiral mandrel 4 includes a boosting blade 402, a single conical seat 401, a sealing outer ring 404, a material passing kit 403, and a layered backflow device 6, wherein one end of the single conical seat 401 is connected and fixed to the main support column 105 through a fixing member, and is separated from the lower sidewall of the centrifugal fixing seat 2, a plurality of boosting blades 402 are circumferentially arranged on the single conical seat 401 in an array, and the discharged liquid material is mixed and separated by the boosting blades 402 under the circumferential rotation action;
the single cone seat 401 is externally sleeved with a material passing sleeve 403, the material passing sleeve 403 is arranged in the centrifugal fixing seat 2 in an inverted manner, and the material passing sleeve 403 is used for performing primary separation on discharged liquid materials, so that partial particles in the discharged liquid materials are dispersed to the outside of the discharged liquid materials through the material passing sleeve 403 under the centrifugal action;
the layered reflux device 6 is arranged at the lower side in the material passing sleeve 403, a sealing outer ring 404 is sleeved in the layered reflux device 6, the inner wall of the sealing outer ring 404 is attached to the single conical seat 401, when the single conical seat 401 rotates circumferentially relative to the layered reflux device 6, the single conical seat and the layered reflux device 6 are in an internal extrusion mode to form a cutoff flow,
the layering reflux unit 6 carries out secondary filtration and backward flow to the income liquid material of discharging under the centrifugal action for deposit and carry out the local rising of circling round at the income liquid material of discharging of monomer awl seat 401 lower extreme, this material external member of expecting can roughly be divided into two regional aspect with the income liquid material of discharging under the centrifugal state, filters and flows back by layering reflux unit to the income liquid material of discharging again, makes the income liquid material of discharging in the centrifugal fixing base carry out centrifugal action completely.
Referring to fig. 4, in the present embodiment, the layered reflux unit 6 includes an outer mounting frame 603, a first filter pad 601, a second filter pad 602, a reflux pipe 605 and a central filter column 604, wherein the first filter pad 601 and the second filter pad 602 are arranged in an up-down manner, and the outer mounting frame 603 is disposed outside both the first filter pad 601 and the second filter pad 602,
the middle parts of the first filter layer pad 601 and the second filter layer pad 602 are provided with a return pipe 605 in a penetrating way, the discharged liquid material is exchanged inside and outside through the return pipe 605, the first filter layer pad 601 and the second filter layer pad 602 locally filter the discharged liquid material,
a central filter column 604 is vertically sleeved in the second filter layer pad 602.
In this embodiment, a plurality of row of mouths have evenly been seted up to monomer awl seat 401's lower terminal surface for the liquid material of going into carries out effective separation and discharges from each row of mouth respectively according to its inside matter ratio under the centrifugation, further enlarges the centrifugation precision, carries out meticulous separation processing to it.
Referring to fig. 5, in this embodiment, the arranging pipe 3 includes a connecting end seat 303, a peripheral main pipe 301, a flow dividing pipe 302 and a connecting collar 304, wherein the connecting end seat 303 is hermetically arranged in the middle of the upper end surface of the centrifugal fixing seat 2, the peripheral main pipe 301 is installed in the connecting end seat 303, and the peripheral main pipe 301 is communicated with the centrifugal fixing seat 2 through a plurality of flow converging ports formed in the connecting end seat 303, so that liquid discharged from the centrifugal fixing seat 2 is effectively discharged;
a plurality of shunt pipe fittings 302 are coaxially arranged in the peripheral main pipe 301, each shunt pipe fitting 302 is sequentially sleeved according to the outer diameter of the pipe orifice, one end of each shunt pipe fitting 302 is respectively arranged corresponding to the row ports on the single conical seat 401,
the other end of the shunt pipe member 302 is relatively rotatable and fixedly connected with a connecting shaft ring 304, and is communicated with an external liquid separating device through the connecting shaft ring 302.
Referring to fig. 6, in this embodiment, the damping buffer 5 includes a multi-stage arc plate 501, a connection spring 502, a lower fixing seat and a central buffer member 7, wherein the lower fixing seat is embedded and fixed in the lower side of the external machine body 1, and the multi-stage arc plate 501 is fixed and connected to the corresponding position of the lower end face of the centrifugal fixing seat 2 through a connection member,
the cross section of the multistage arc-shaped plate 501 is of an upward convex structure, a plurality of connecting springs 502 are arranged between the multistage arc-shaped plate 501 and the lower fixing seat in parallel, and auxiliary shock absorption is performed through the elastic force of the springs;
the piece 7 is slowly in the vertical center that is fixed with between multistage arc 501 and the lower fixing base, the main part vibration that propagates is absorbed and is slowed down on centrifugal fixing base 2 to central piece 7 that slows down for 2 inside during operation of centrifugal fixing base keep steady state, effectively reduce the vibration effect that its inside work produced, improve the separation quality.
Referring to fig. 7, in this embodiment, the central buffering member 7 further includes a guiding cylinder seat 701, a connecting shaft 702, a sealing plunger 703, an internal sealing body 704, a flow inlet cavity 705 and an elastic supporting film 706, the internal sealing body 704 is hermetically attached to the guiding cylinder seat 701, the connecting shaft 702 is disposed on the upper side inside the guiding cylinder seat 704 and can slide up and down relatively, one end of the connecting shaft 702 is slidably connected to the internal sealing body 704 through the sealing plunger 703,
the built-in sealing body 704 is internally and transversely connected with an elastic supporting film 705 in a sealing manner, the inside of the built-in sealing body 704 is divided into two sealing spaces up and down through the elastic supporting film 705, hydraulic oil bodies are filled in the sealing spaces below the elastic supporting film 705 in an injection manner, and a plurality of inflow cavities 706 are fixedly embedded in the built-in sealing body 704, so that when the sealing plunger 703 is punched downwards, the hydraulic oil bodies slowly ascend into the inflow cavities 706 through a connecting port, the inside of the hydraulic oil bodies achieves a hydraulic buffering effect, and a better damping effect is achieved.
Specifically, when liquid materials are separated, the discharged liquid materials are conveyed into a centrifugal fixed seat through a feeding pipe (about three quarters of the volume of the centrifugal fixed seat is achieved), the centrifugal fixed seat starts to work after standing for a period of time, a rotating motor drives a single conical seat to rotate in a single direction through a transmission belt and is mixed by a plurality of boosting blades, so that a centrifugal vortex is formed inside the centrifugal fixed seat, the particle size of the discharged liquid materials is larger, the liquid materials in quality comparison are subjected to primary separation through a material passing sleeve under the centrifugal action, the discharged liquid materials in the material passing sleeve are subjected to secondary filtration and backflow through a layered backflow device, so that the discharged liquid materials in the centrifugal fixed seat can be completely subjected to centrifugal separation, in the process, a plurality of discharge ports arranged on the lower end face of the single conical seat can be effectively discharged from the discharge ports respectively according to the internal quality ratio of the separated discharged liquid materials, and the centrifugal separation precision is improved, during working, the plurality of buffer dampers on the lower end face of the centrifugal fixing barrel seat provide buffer damping support for the centrifugal fixing barrel seat from the corresponding direction, so that the inside of the centrifugal fixing barrel seat is kept in a stable state during working, and the separation effect is improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution of the present invention and the inventive concept within the technical scope of the present invention, and the technical solution and the inventive concept thereof should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a small-size centrifuge, its includes peripheral hardware organism (1), feeding pipe fitting (201), arranges and establishes pipe fitting (3), centrifugal fixing base (2), buffering damping spare (5) and spiral mandrel (4), wherein, the lower terminal surface four corners position of peripheral hardware organism (1) all is equipped with and is used for supporting fixed bearing pad, the inside coaxial centrifugal fixing base (2) that is provided with of peripheral hardware organism (1), centrifugal fixing base (2) all are equipped with end cover with the up end middle part of peripheral hardware organism (1) for its inside airtight space that forms, its characterized in that: a feeding pipe fitting (201) vertically penetrates through one side of the upper end face of the peripheral machine body (1), one end of the feeding pipe fitting (201) extends into the centrifugal fixing seat (2) and supplies quantitative materials to the centrifugal fixing seat, and a plurality of buffer dampers (5) are symmetrically arranged on the lower end face of the centrifugal fixing cylinder seat (2) and are connected and fixed with the peripheral machine body (1) through the buffer dampers (5);
each buffer damper (5) provides buffer and shock absorption support for the centrifugal fixed cylinder seat (2) from the corresponding direction, so that the interior of the centrifugal fixed cylinder seat (2) is kept in a stable state during working;
the inside of the centrifugal fixed cylinder seat (2) can be relatively rotatably provided with a spiral mandrel (4), the spiral mandrel (4) and the centrifugal fixed cylinder seat (2) are in concentric circle structures, and the spiral mandrel (4) carries out solid-liquid separation on discharged liquid materials in the centrifugal fixed cylinder seat (2) under the action of high-speed rotation,
the centrifugal pipe fitting fixing device is characterized in that the middle of the upper end face of the centrifugal fixing seat (4) is vertically provided with an arranged pipe fitting (3), one end of the arranged pipe fitting (3) is communicated with the spiral mandrel (4) and does circumferential rotation along with the spiral mandrel (4), and the other end of the arranged pipe fitting (3) is communicated with an external liquid separating device.
2. A compact centrifuge as defined in claim 1, wherein: the spiral spindle is characterized in that a main supporting column (105) is fixed on the lower end face of the spiral spindle (4), one end of the main supporting column (105) vertically penetrates through the centrifugal fixing seat (2) and is rotatably connected with the peripheral machine body (1) through a bearing seat (104), a rotating motor (101) is installed on one side inside the peripheral machine body (1), driving wheels (102) are fixed on the output end of the rotating motor (101) and the main supporting column (105), and the driving wheels (120) are connected through a transmission belt (103) for transmission.
3. A compact centrifuge as defined in claim 2, wherein: the spiral mandrel (4) comprises boosting blades (402), a single conical seat (401), a sealing outer ring (404), a material passing suite (403) and a layered reflux device (6), wherein one end of the single conical seat (401) is connected and fixed with a main supporting column (105) through a fixing piece and is separated from the lower side wall of the centrifugal fixing seat (2), the plurality of boosting blades (402) are arranged on the single conical seat (401) in a circumferential array, and discharged liquid materials are mixed and separated under the circumferential rotation action of the boosting blades (402);
the single conical seat (401) is externally sleeved with a material passing sleeve (403), the material passing sleeve (403) is arranged in the centrifugal fixed seat (2) in a reverse buckling mode, and the material passing sleeve (403) is used for carrying out primary separation on discharged liquid materials, so that part of particles in the discharged liquid materials are dispersed to the outside of the discharged liquid materials through the material passing sleeve (403) under the centrifugal action;
a layered reflux device (6) is arranged on the lower side in the material passing sleeve (403), a sealing outer ring (404) is sleeved in the layered reflux device (6), the inner wall of the sealing outer ring (404) is mutually attached to the single conical seat (401), when the single conical seat (401) circularly rotates relative to the layered reflux device (6), the single conical seat and the layered reflux device (6) are in an inner extrusion mode to form flow cutoff,
and the layered reflux device (6) is used for carrying out secondary filtration and reflux on the discharged liquid material under the centrifugal action, so that the discharged liquid material precipitated at the lower end of the monomer conical seat (401) is locally convoluted and ascended.
4. A compact centrifuge as defined in claim 3, wherein: the layered reflux device (6) comprises an outer mounting frame (603), a first filter layer pad (601), a second filter layer pad (602), a reflux pipe (605) and a central filter column (604), wherein the first filter layer pad (601) and the second filter layer pad (602) are arranged in an upper-lower mode, the outer mounting frame (603) is arranged outside the first filter layer pad (601) and the second filter layer pad (602),
the middle parts of the first filter layer pad (601) and the second filter layer pad (602) are provided with a return pipe (605) in a penetrating way, the discharged liquid material is subjected to internal and external exchange through the return pipe (605), the first filter layer pad (601) and the second filter layer pad (602) are used for locally filtering the discharged liquid material,
and a central filter column (604) is also vertically sleeved in the second filter layer pad (602).
5. A microcentrifuge according to claim 4, characterized in that: a plurality of row mouths have evenly been seted up to the lower terminal surface of monomer awl seat (401) for the liquid material of draining into carries out effective separation and discharges from each row mouth respectively according to its inside matter ratio under the centrifugal action.
6. A microcentrifuge according to claim 5, characterized in that: the arrangement pipe fitting (3) comprises a connecting end seat (303), an external main pipe (301), a shunt pipe fitting (302) and a connecting shaft ring (304), wherein the connecting end seat (303) is hermetically arranged in the middle of the upper end face of the centrifugal fixing seat (2), the external main pipe (301) is installed in the connecting end seat (303), and the external main pipe (301) is communicated with the centrifugal fixing seat (2) through a plurality of confluence ports formed in the connecting end seat (303) so that the discharged liquid material in the centrifugal fixing seat (2) can be effectively discharged;
a plurality of shunt pipe fittings (302) are coaxially arranged in the peripheral main pipe (301), each shunt pipe fitting (302) is sequentially sleeved according to the outer diameter of a pipe orifice of each shunt pipe fitting (302), one end of each shunt pipe fitting (302) is respectively arranged in one-to-one correspondence with the row ports on the single conical seat (401),
the other end of the shunt pipe fitting (302) can rotate relatively, is fixedly connected with the connecting shaft ring (304), and is communicated with an external liquid separating device through the connecting shaft ring (302).
7. A compact centrifuge as defined in claim 1, wherein: the buffer damping (5) comprises a multistage arc-shaped plate (501), a connecting spring (502), a lower fixed seat and a central buffering piece (7), wherein the lower fixed seat is embedded and fixed in the lower side of the interior of the peripheral machine body (1), the lower end face of the centrifugal fixed seat (2) is fixedly connected with the multistage arc-shaped plate (501) through a connecting piece at the corresponding position,
the cross section of the multistage arc-shaped plate (501) is of an upward convex structure, a plurality of connecting springs (502) are arranged between the multistage arc-shaped plate (501) and the lower fixing seat in parallel, and auxiliary shock absorption is carried out through the elastic force of the springs;
the multistage arc (501) and the lower fixing seat are vertically fixed with a central buffering piece (7), the central buffering piece (7) absorbs and slows down the main body vibration transmitted on the centrifugal fixing seat (2), and the inside of the centrifugal fixing seat (2) keeps a stable state in working.
8. A compact centrifuge as defined in claim 7, wherein: the central buffering piece (7) further comprises a guide cylinder seat (701), a connecting shaft rod (702), a sealing plunger (703), a built-in sealing body (704), a flow inlet cavity (705) and an elastic supporting film (706), the built-in sealing body (704) is hermetically attached in the guide cylinder seat (701), the connecting shaft rod (702) is arranged on the upper side inside the guide cylinder seat (704) in a relatively up-and-down sliding mode, one end of the connecting shaft rod (702) is in sliding connection with the built-in sealing body (704) through the sealing plunger (703),
an elastic supporting film (705) is transversely and hermetically connected in the built-in seal body (704), the interior of the built-in seal body (704) is divided into two sealing spaces up and down through the elastic supporting film (705), a hydraulic oil body is filled in the sealing space below the elastic supporting film (705) in an injection mode, and a plurality of inflow cavities (706) are fixedly embedded in the built-in seal body (704), so that when the sealing plunger (703) punches downwards, the hydraulic oil body slowly rises into the inflow cavities (706) through a connecting port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004886.9A CN112206931A (en) | 2020-09-22 | 2020-09-22 | Small-size centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011004886.9A CN112206931A (en) | 2020-09-22 | 2020-09-22 | Small-size centrifuge |
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| Publication Number | Publication Date |
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| CN112206931A true CN112206931A (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011004886.9A Withdrawn CN112206931A (en) | 2020-09-22 | 2020-09-22 | Small-size centrifuge |
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| CN (1) | CN112206931A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966490A (en) * | 2010-10-29 | 2011-02-09 | 江苏牡丹离心机制造有限公司 | Vertical centrifuger |
| US20170232453A1 (en) * | 2014-08-20 | 2017-08-17 | Tomoe Engineering Co., Ltd. | Decanter centrifuge and method for operating decanter centrifuge |
| CN107635668A (en) * | 2015-05-07 | 2018-01-26 | 生物安全股份有限公司 | For by biofluid continuous processing and being separated into the devices, systems, and methods of component |
| CN108514958A (en) * | 2018-04-12 | 2018-09-11 | 安徽普源分离机械制造有限公司 | A kind of high speed horizontal-spiral centrifuge of stability of rotation |
| CN209049565U (en) * | 2018-10-29 | 2019-07-02 | 河南息半夏药业有限公司 | A kind of rosemary extraction 3-foot lower discharging centrifuge |
| CN210729873U (en) * | 2019-10-16 | 2020-06-12 | 烟台东方化学有限公司 | Even cloth formula plate centrifuge |
-
2020
- 2020-09-22 CN CN202011004886.9A patent/CN112206931A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101966490A (en) * | 2010-10-29 | 2011-02-09 | 江苏牡丹离心机制造有限公司 | Vertical centrifuger |
| US20170232453A1 (en) * | 2014-08-20 | 2017-08-17 | Tomoe Engineering Co., Ltd. | Decanter centrifuge and method for operating decanter centrifuge |
| CN107635668A (en) * | 2015-05-07 | 2018-01-26 | 生物安全股份有限公司 | For by biofluid continuous processing and being separated into the devices, systems, and methods of component |
| CN108514958A (en) * | 2018-04-12 | 2018-09-11 | 安徽普源分离机械制造有限公司 | A kind of high speed horizontal-spiral centrifuge of stability of rotation |
| CN209049565U (en) * | 2018-10-29 | 2019-07-02 | 河南息半夏药业有限公司 | A kind of rosemary extraction 3-foot lower discharging centrifuge |
| CN210729873U (en) * | 2019-10-16 | 2020-06-12 | 烟台东方化学有限公司 | Even cloth formula plate centrifuge |
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