CN113680540A - Full-automatic top suspension centrifuge - Google Patents
Full-automatic top suspension centrifuge Download PDFInfo
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- CN113680540A CN113680540A CN202110963408.9A CN202110963408A CN113680540A CN 113680540 A CN113680540 A CN 113680540A CN 202110963408 A CN202110963408 A CN 202110963408A CN 113680540 A CN113680540 A CN 113680540A
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- rotary drum
- main body
- shell
- driving mechanism
- centrifuge
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Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/04—Periodical feeding or discharging; Control arrangements therefor
- B04B11/05—Base discharge
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B11/00—Feeding, charging, or discharging bowls
- B04B11/08—Skimmers or scrapers for discharging ; Regulating thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/02—Casings; Lids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B7/00—Elements of centrifuges
- B04B7/08—Rotary bowls
- B04B7/18—Rotary bowls formed or coated with sieving or filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
- B04B—CENTRIFUGES
- B04B9/00—Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls
- B04B9/02—Electric motor drives
- B04B9/04—Direct drive
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- Centrifugal Separators (AREA)
Abstract
The invention provides a full-automatic top-hung centrifugal machine, and relates to the technical field of centrifugation. A full-automatic top-hung centrifuge comprises a shell, a driving mechanism and a rotary drum mechanism. The rotary drum mechanism comprises a rotary drum main body and a rotating shaft, and the rotary drum main body is arranged in the shell in a suspension mode. The driving mechanism is arranged on the shell and is positioned above the rotary drum main body. The rotary drum main body is sleeved on the rotating shaft and can freely rotate along with the rotating shaft, and one end of the rotating shaft is connected with the output end of the driving mechanism. Be provided with the inside lining net on the inner wall of rotary drum, the inside lining net includes the net main part, evenly spaced apart in the main part is equipped with the same logical groove of a plurality of directions, and even interval is provided with a plurality of arc pieces above leading to the groove. The centrifugal machine can improve the separation effect of the centrifugal machine on materials with smaller particle sizes or viscosity.
Description
Technical Field
The invention relates to the technical field of centrifugation, in particular to a full-automatic top-hung centrifugal machine.
Background
Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifuge is mainly used for separating solid particles from liquid in suspension, or separating two liquids which have different densities and are insoluble with each other in emulsion (for example, cream is separated from milk); it can also be used to remove liquids from wet solids, such as by spin drying clothes in a washing machine; the special overspeed tubular separator can also separate gas mixtures with different densities; some settling centrifuges can also grade solid particles according to density or granularity by utilizing the characteristic that solid particles with different densities or granularities have different settling speeds in liquid. The existing centrifugal machine has poor separation effect, and the separation effect is poor when the solid-liquid separation of fine particles or viscous materials is carried out. At present, the market needs a centrifuge with better separation effect.
Disclosure of Invention
The invention aims to provide a full-automatic top-hung centrifuge which can improve the separation effect of the centrifuge on materials with smaller granularity or viscosity.
The embodiment of the invention is realized by the following steps:
the embodiment of the application provides a full-automatic top-hung centrifuge, which comprises a shell, a driving mechanism and a rotary drum mechanism, wherein the rotary drum mechanism comprises a rotary drum main body and a rotary shaft, the rotary drum main body is arranged in the shell in a hanging manner, the driving mechanism is arranged on the shell, the driving mechanism is positioned above the rotary drum main body, the rotary drum main body is sleeved on the rotary shaft and can freely rotate along with the rotary shaft, and one end of the rotary shaft is connected with the output end of the driving mechanism;
be provided with the inside lining net on the inner wall of rotary drum, the inside lining net includes the net main part, evenly spaced apart in the main part is equipped with the same logical groove of a plurality of directions, and even interval is provided with a plurality of arc pieces above leading to the groove.
In some embodiments of the present invention, the plurality of arc-shaped sheets above any through groove are arranged in a staggered manner with the plurality of arc-shaped sheets on the adjacent through groove.
In some embodiments of the invention, the arcuate segments are bridge-arch type structures.
In some embodiments of the present invention, the casing is provided with a feeding port and a discharging port, the feeding port is connected to a first connecting pipe, the first connecting pipe extends into the drum body, and the discharging port is located at the bottom of the casing.
In some embodiments of the present invention, the housing includes an upper housing and a lower housing, the driving mechanism is disposed on the upper housing, a partition plate is disposed between the upper housing and the lower housing, a through hole is formed in the partition plate, and the rotating shaft extends into the upper housing through the through hole and is connected to the driving mechanism.
In some embodiments of the present invention, the upper shell is provided with a cleaning opening, the cleaning opening is connected to a second connecting pipe, and the second connecting pipe extends into the drum body.
In some embodiments of the present invention, the second connecting pipe is connected to a plurality of secondary pipes, and the secondary pipes face the side wall of the drum body.
In some embodiments of the present invention, the upper casing and the lower casing are both provided with gas injection ports, and the upper casing is provided with gas exhaust ports.
In some embodiments of the present invention, the casing is provided with a scraping assembly, the scraping assembly includes a scraper and a moving member, the moving member is provided on the partition plate, the scraper faces the inner wall of the drum main body, the scraper is provided on the moving member, and the moving member can drive the scraper to move along the axial direction of the drum main body.
In some embodiments of the present invention, the upper shell is provided with a manhole.
Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:
the invention provides a full-automatic top-hung centrifuge which comprises a shell, a driving mechanism and a rotary drum mechanism. The shell is used for being matched with the rotary drum mechanism, a liquid phase cavity is formed between the shell and the rotary drum mechanism, and liquid phase separated by the rotary drum mechanism under the centrifugal action enters the liquid phase cavity, so that the liquid phase is convenient to discharge, and liquid phase materials are prevented from being sputtered all around. The rotary drum mechanism is a centrifugal separation core component, and the rotary drum mechanism separates liquid phase and solid phase of the material by using centrifugal action. The driving mechanism is used for driving the rotary drum mechanism to rotate, so that the rotary drum mechanism reaches the rotating speed required by centrifugal action. The rotary drum mechanism comprises a rotary drum main body and a rotating shaft, wherein the rotary drum main body is arranged in the shell in a hanging mode. The driving mechanism is arranged on the shell and is positioned above the rotary drum main body, the rotary drum main body is sleeved on the rotary shaft and can freely rotate along with the rotary shaft, and one end of the rotary shaft is connected with the output end of the driving mechanism. The rotary drum main body is a main rotating component, and the rotating shaft is used for driving the rotary drum main body to rotate. After the driving mechanism drives the rotating shaft to rotate, the rotating shaft drives the rotary drum main body to rotate, and materials in the rotary drum main body enter the lower shell through the rotary drum main body under the action of high-speed centrifugation and are separated from a solid phase, so that solid-liquid separation is completed. Meanwhile, after the solid-liquid separation is completed in the high-speed rotation process of the rotary drum main body, the output rotating speed of the driving mechanism can be adjusted, so that the rotating speed of the rotary drum main body is reduced, and at the moment, solid-phase materials are automatically discharged along the lower part of the rotary drum main body under the action of gravity due to weakening of centrifugal action, so that continuous feeding and discharging are completed, continuous separation is realized, and the separation effect is excellent. The inner wall of the rotary drum is provided with a lining net, the lining net comprises a net main body, a plurality of through grooves in the same direction are uniformly arranged on the main body at intervals, and a plurality of arc-shaped pieces are uniformly arranged on the through grooves at intervals. The inner lining net can limit the granularity of materials entering the liquid phase cavity through the rotary drum main body, the smaller the aperture of the inner lining net is, the smaller the granularity of the materials entering the liquid phase cavity is, and the better the separation effect is. Above-mentioned inner liner net adopts the arc piece setting of gap bridge type structure, sets up a plurality of arc pieces and forms the route that the height differs on leading to the groove, and ability quickly separating has viscidity material, makes the separation effect of material better. If the material is distributed unevenly on the drum main body, the position of the material can be automatically adjusted by the gap bridge structure, so that the material is dispersed evenly, and the vibration of the equipment caused by uneven material distribution is reduced.
Therefore, the full-automatic top-hung centrifuge can improve the separation effect of the centrifuge on materials with smaller granularity or viscosity.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of an inner net according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the present invention;
FIG. 3 is an enlarged view at C of FIG. 2;
FIG. 4 is a schematic view of the upper shell in the direction B of FIG. 2;
FIG. 5 is a schematic view of the upper shell in the direction A of FIG. 2;
FIG. 6 is a schematic view of the installation of an inner wire mesh in an embodiment of the present invention;
fig. 7 is a schematic structural diagram of an arc-shaped piece in the embodiment of the invention.
Icon: 1-discharge valve, 2-discharge hopper, 3-solid phase material outlet, 4-lower shell, 5-drum cover, 6-drum body, 7-first connecting pipe, 8-second connecting pipe, 9-rotating shaft, 10-cleaning port, 11-gas injection port, 12-feed port, 13-exhaust port, 14-upper shell, 15-rotating motor, 16-observation port, 17-manhole, 18-moving part, 19-scraper, 20-discharge port, 21-auxiliary pipe, 22-lining net, 221-through groove and 222-arc piece.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operate, and therefore, should not be construed as limiting the present invention. Furthermore, the appearances of the terms "first," "second," "third," and the like, if any, are only used to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not require that the components be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "plurality" if any, means at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Examples
Referring to fig. 1, 2 and 6, fig. 1 is a schematic structural view of an inner net 22 according to an embodiment of the present invention; FIG. 2 is a schematic structural diagram of an embodiment of the present invention; fig. 6 is a schematic view showing the installation of the inner net 22 in the embodiment of the present invention. The embodiment provides a full-automatic top suspension centrifuge, which comprises a shell, a driving mechanism and a rotary drum mechanism. The shell is used for being matched with the rotary drum mechanism, a liquid phase cavity is formed between the shell and the rotary drum mechanism, and liquid phase separated by the rotary drum mechanism under the centrifugal action enters the liquid phase cavity, so that the liquid phase is convenient to discharge, and liquid phase materials are prevented from being sputtered all around. The rotary drum mechanism is a centrifugal separation core component, and the rotary drum mechanism separates liquid phase and solid phase of the material by using centrifugal action. The driving mechanism is used for driving the rotary drum mechanism to rotate, so that the rotary drum mechanism reaches the rotating speed required by centrifugal action.
In this embodiment, the drum mechanism includes a drum body 6 and a rotating shaft 9, and the drum body 6 is suspended in the casing. The driving mechanism is arranged on the shell and located above the rotary drum main body 6, the rotary drum main body 6 is sleeved on the rotary shaft 9 and can freely rotate along with the rotary shaft 9, and one end of the rotary shaft 9 is connected with the output end of the driving mechanism.
In this embodiment, the drum body 6 is a main component for rotation, and the rotating shaft 9 is used for driving the drum body 6 to rotate. After the driving mechanism drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the rotary drum main body 6 to rotate, and materials in the rotary drum main body 6 enter the lower shell 4 through the rotary drum main body 6 under the action of high-speed centrifugation and are separated from solid phase, so that solid-liquid separation is completed. Meanwhile, after the solid-liquid separation is completed in the high-speed rotation process of the rotary drum main body 6, the output rotating speed of the driving mechanism can be adjusted, so that the rotating speed of the rotary drum main body is reduced, and at the moment, the solid-phase materials are automatically discharged along the lower part of the rotary drum main body 6 under the action of gravity due to weakening of centrifugal action, so that continuous feeding and discharging are completed, continuous separation is realized, and the separation effect is excellent.
In this embodiment, the inner wall of the drum is provided with the lining net 22, the lining net 22 includes a net main body, a plurality of through grooves 221 with the same direction are uniformly arranged on the net main body at intervals, and a plurality of arc-shaped pieces 222 are uniformly arranged on the through grooves 221 at intervals.
In this embodiment, the inner mesh 22 can limit the particle size of the material entering the liquid phase chamber through the drum body 6, and the smaller the pore size of the inner mesh 22, the smaller the particle size of the material limited to enter the liquid phase chamber, the better the separation effect. The lining net 22 is provided with the arc-shaped pieces 222 of the gap bridge type structure, and the arc-shaped pieces 222 are arranged on the through groove 221 to form paths with different heights, so that sticky materials can be quickly separated, and the separation effect of the materials is better. If the material is distributed unevenly on the drum body 6, the position of the material can be automatically adjusted by the gap bridge structure, so that the material is dispersed evenly, and the vibration of the equipment caused by uneven material distribution is reduced.
Therefore, the full-automatic top-hung centrifuge can improve the separation effect of the centrifuge on materials with smaller granularity or viscosity.
Referring to fig. 1 and 6, in some embodiments of the present invention, the plurality of arc-shaped pieces 222 above any through groove 221 and the plurality of arc-shaped pieces 222 on the adjacent through groove 221 are arranged in a staggered manner.
In this embodiment, the arc-shaped pieces 222 on the adjacent through grooves 221 are arranged in a crossed manner to form a crossed structure, so that the liquid-phase material can be discharged out of the drum body 6 under the centrifugal action between the arc-shaped pieces 222 arranged in a staggered manner, the stroke of the material can be increased, and the separation effect can be improved.
Referring to fig. 1 and 7, in some embodiments of the present invention, the arc-shaped pieces 222 are of a bridge arch structure.
In this embodiment, the arc-shaped pieces 222 are in a bridge arch structure, and the arc-shaped pieces 222 of this structure can enhance the permeability and avoid the occurrence of the blocking of the lining net 22, thereby affecting the uniform separation of the materials, resulting in the occurrence of the conditions of uneven separation and reduced separation rate.
Referring to fig. 2 and 4, in some embodiments of the present invention, the housing is provided with a feeding hole 12 and a discharging hole 20. The feed inlet 12 is connected with a first connecting pipe 7, the first connecting pipe 7 extends into the rotary drum body 6, and the discharge outlet 20 is positioned at the bottom of the shell.
In this embodiment, the discharge port 20 is provided in the casing, and after communicating with the liquid phase chamber, the liquid phase material separated by the centrifugal action in the drum body 6 can be discharged through the discharge port 20. Above-mentioned feed inlet 12 is used for adding the material that needs the separation, and above-mentioned feed inlet 12 is seted up on the casing to through the inside intercommunication of first connecting pipe 7 with rotary drum main part 6, make things convenient for the material to enter into the inner wall of rotary drum main part 6 and carry out the centrifugal separation operation.
Referring to fig. 2, in some embodiments of the present invention, a drum cover 5 is disposed below the drum body 6, and the drum cover 5 can move up and down along an axial direction of the rotating shaft 9.
In this embodiment, the drum cover 5 is used for covering the drum body 6, and when the drum body 6 rotates at a high speed, the drum cover 5 covers the drum body 6, so as to prevent the incompletely separated solid-phase material from overflowing. After the centrifugal separation of the materials is finished, the driving mechanism is controlled to drive the rotating shaft 9 to rotate at a low speed, the rotary drum cover 5 can be moved at the moment, the rotary drum cover 5 is separated from the rotary drum main body 6, and the materials are discharged along a gap between the rotary drum main body 6 and the rotary drum cover 5.
Referring to fig. 2, in this embodiment, a solid material outlet 3 is formed at the lower portion of the lower casing 4, the solid material outlet 3 is located below the drum cover 5, and the solid material outlet 3 is communicated with the drum.
In this embodiment, the solid phase material outlet 3 is used to complete the discharge of the solid phase material from the rotating drum body 6. After the drum body 6 is rotated, the solid-phase material and the liquid-phase material are separated, and the solid-phase material is stacked on the inner wall of the drum body 6. The solid-phase material outlet 3 is arranged below the rotary drum cover 5, and the solid-phase material can be discharged through the solid-phase material outlet 3 after being discharged along a gap between the rotary drum main body 6 and the rotary drum cover 5.
Referring to fig. 2, in the present embodiment, a discharge hopper 2 is connected to the solid material outlet 3, and a discharge valve 1 is disposed at an outlet of the discharge hopper 2.
Referring to fig. 2 and 3, in some embodiments of the present disclosure, the first connecting pipe 7 is connected to a plurality of branches, and the plurality of branches are communicated with the first connecting pipe 7 and disposed in the drum, so as to facilitate the materials to uniformly enter the drum body 6, and improve the separation uniformity of the drum body 6.
Referring to fig. 2, in some embodiments of the present invention, the housing includes an upper shell 14 and a lower shell 4. The drive mechanism is provided on the upper case 14, and a partition plate is provided between the upper case 14 and the lower case 4. The partition plate is provided with a through hole, and the rotating shaft 9 passes through the through hole, extends into the upper shell 14 and is connected with the driving mechanism.
In this embodiment, the driving mechanism is configured to drive the rotating shaft 9 to rotate. The partition plate partitions the housing into the upper case 14 and the lower case 4, and at the same time, the partition plate serves to shield the liquid phase from being splashed into the upper case 14.
Referring to fig. 2 and 4, in some embodiments of the present invention, a cleaning opening 10 is formed on the upper shell 14, the cleaning opening 10 is connected to a second connecting pipe 8, and the second connecting pipe 8 extends into the drum body 6.
In this embodiment, the second connection pipe 8 connected to the cleaning opening 10 is used to extend into the drum body 6, and cleaning of the drum body 6 and the lower shell 4 can be completed by injecting a cleaning liquid into the cleaning opening 10.
Referring to fig. 2 and 3, in some embodiments of the present invention, a plurality of sub-pipes 21 are connected to the second connecting pipe 8, and the sub-pipes 21 face the side wall of the drum body 6.
In the present embodiment, the plurality of sub pipes 21 communicating with the second connection pipe 8 face the side wall of the drum body 6, and the inner wall of the drum body 6 is cleaned by uniformly discharging the cleaning liquid onto the inner wall of the drum body 6 through the plurality of sub pipes 21.
Referring to fig. 2 and 3, in some embodiments of the present invention, the upper case 14 and the lower case 4 are both provided with gas injection ports 11, and the upper case 14 is provided with gas exhaust ports 13.
In the present embodiment, the gas injection port 11 is used for injecting a shielding gas, and in the present embodiment, nitrogen may be injected as the shielding gas, which can perform an explosion-proof and flame-retardant function. The exhaust port 13 can exhaust the shielding gas when the shielding gas is not needed.
Referring to fig. 2, in some embodiments of the present invention, the casing is provided with a scraping assembly. The scraper assembly includes a scraper 19 and a moving member 18, the moving member 18 is provided on the partition plate, and the scraper 19 faces the inner wall of the drum body 6. The scraper 19 is provided on the moving member 18, and the moving member 18 can move the scraper 19 in the axial direction of the drum body 6.
In this embodiment, the scraping assembly is used for scraping solid materials on the side wall of the drum body 6. The scraper 19 is a main component for scraping solid materials, and when the drum body 6 rotates, the scraper 19 can scrape materials along the rotation direction of the drum body 6. Meanwhile, the moving component 18 is used for driving the scraper 19 to move along the axial direction of the drum body 6, and in the moving process, the drum body 6 is driven to rotate, so that solid-phase materials on the inner wall of the drum body 6 can be scraped.
Referring to fig. 2 and 5, in some embodiments of the present invention, a manhole 17 is formed on the upper shell 14.
In the present embodiment, the manhole 17 refers to an open structure for a person to enter and exit the equipment for installation, inspection, and safety inspection. The manhole 17 that sets up on the epitheca 14, the convenience is under the circumstances such as maintenance or maintenance, and the people can easily enter into the casing, maintains the maintenance to equipment. The manhole 17 in this embodiment is provided with a switch device to switch the manhole 17, so as to prevent the protective gas from overflowing along the manhole 17.
Referring to fig. 2 and 5, in some embodiments of the present invention, the upper shell 14 is provided with a viewing port 16.
In the present embodiment, the observation port 16 is used for observing the internal condition of the upper casing 14, so as to facilitate observing the operation condition of the components such as the rotating shaft 9 and the material separation condition.
In this embodiment, the driving mechanism includes a rotating electric machine 15, and an output shaft of the rotating electric machine 15 is coupled to the rotating shaft 9 through a coupling. The rotating motor 15 is used for driving the rotating shaft 9 to rotate, thereby driving the drum body 6 to rotate. Specifically, the rotating motor 15 may be a servo motor, which can control the speed, has very accurate position accuracy, and can convert the voltage signal into the torque and the rotating speed to drive the controlled object. Therefore, the servo motor can adjust the rotating speed of the rotary drum main body 6 according to requirements, and the suitable rotating speed can be adjusted conveniently under the conditions of solid-liquid separation of materials, discharging of the scraper 19 and the like.
When the rotary drum is used, the servo motor is started, the rotary shaft 9 is driven to rotate, materials needing to be separated are injected through the feeding hole 12, the rotary drum main body 6 is driven to rotate, solid-phase and liquid-phase separation of the materials is achieved, the materials enter the rotary drum main body 6 rotating at a high speed through the first connecting pipe 7, feeding is stopped after the materials reach a preset volume, the rotary drum main body 6 enters a high-speed separation state, the materials are filtered through the inner lining net 22 and the filter layers on the rotary drum main body 6 under the action of centrifugal force, liquid penetrates through the filter layers and is thrown to a liquid-phase chamber through the opening of the rotary drum main body 6 and is discharged from the discharging hole 20, and the solids are intercepted in the rotary drum main body 6 to form a filter cake. After the separation is finished, cleaning liquid is injected through the cleaning port 10, the cleaning liquid is introduced into the rotary drum main body 6 through the second connecting pipe 8, a filter cake is washed, and the rotating speed can be reduced to the unloading rotating speed state after the separation requirement is met. The rotating speed of the rotary drum main body 6 is adjusted, after the rotating speed is reduced, the moving part 18 can be started, the moving part 18 drives the scraper 19 to move to the side wall of the rotary drum main body 6, meanwhile, the scraper 19 moves up and down along the side wall of the rotary drum main body 6, and after the scraper 19 is completed, discharging is carried out through the rotary drum cover 5 and the solid-phase material outlet 3. During the centrifugal separation process when the drum body 6 rotates, the inner lining net 22 can limit the particle size of the material entering the liquid phase chamber through the drum body 6, and the smaller the aperture of the inner lining net 22 is, the smaller the particle size of the material entering the liquid phase chamber is, and the better the separation effect is. The lining net 22 is provided with the arc-shaped pieces 222 of the gap bridge type structure, and the arc-shaped pieces 222 are arranged on the through groove 221 to form paths with different heights, so that sticky materials can be quickly separated, and the separation effect of the materials is better. If the material is distributed unevenly on the drum body 6, the position of the material can be automatically adjusted by the gap bridge structure, so that the material is dispersed evenly, and the vibration of the equipment caused by uneven material distribution is reduced.
In summary, the embodiment of the present invention provides a fully automatic top-hung centrifuge, which includes a casing, a driving mechanism and a drum mechanism. The shell is used for being matched with the rotary drum mechanism, a liquid phase cavity is formed between the shell and the rotary drum mechanism, and liquid phase separated by the rotary drum mechanism under the centrifugal action enters the liquid phase cavity, so that the liquid phase is convenient to discharge, and liquid phase materials are prevented from being sputtered all around. The rotary drum mechanism is a centrifugal separation core component, and the rotary drum mechanism separates liquid phase and solid phase of the material by using centrifugal action. The driving mechanism is used for driving the rotary drum mechanism to rotate, so that the rotary drum mechanism reaches the rotating speed required by centrifugal action. The drum mechanism comprises a drum body 6 and a rotating shaft 9, wherein the drum body 6 is arranged in the shell in a hanging mode. The driving mechanism is arranged on the shell and located above the rotary drum main body 6, the rotary drum main body 6 is sleeved on the rotary shaft 9 and can freely rotate along with the rotary shaft 9, and one end of the rotary shaft 9 is connected with the output end of the driving mechanism. The drum body 6 is a main component for rotation, and the rotating shaft 9 is used for driving the drum body 6 to rotate. After the driving mechanism drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the rotary drum main body 6 to rotate, and materials in the rotary drum main body 6 enter the lower shell 4 through the rotary drum main body 6 under the action of high-speed centrifugation and are separated from solid phase, so that solid-liquid separation is completed. Meanwhile, after the solid-liquid separation is completed in the high-speed rotation process of the rotary drum main body 6, the output rotating speed of the driving mechanism can be adjusted, so that the rotating speed of the rotary drum main body is reduced, and at the moment, the solid-phase materials are automatically discharged along the lower part of the rotary drum main body 6 under the action of gravity due to weakening of centrifugal action, so that continuous feeding and discharging are completed, continuous separation is realized, and the separation effect is excellent. The inner wall of the rotary drum is provided with the lining net 22, the lining net 22 comprises a net main body, a plurality of through grooves 221 with the same direction are uniformly arranged on the main body at intervals, and a plurality of arc-shaped sheets 222 are uniformly arranged on the through grooves 221 at intervals. The inner lining net 22 can limit the granularity of the material entering the liquid phase chamber through the rotary drum body 6, and the smaller the aperture of the inner lining net 22 is, the smaller the granularity of the material entering the liquid phase chamber is limited to be, and the better the separation effect is. The lining net 22 is provided with the arc-shaped pieces 222 of the gap bridge type structure, and the arc-shaped pieces 222 are arranged on the through groove 221 to form paths with different heights, so that sticky materials can be quickly separated, and the separation effect of the materials is better. If the material is distributed unevenly on the drum body 6, the position of the material can be automatically adjusted by the gap bridge structure, so that the material is dispersed evenly, and the vibration of the equipment caused by uneven material distribution is reduced. Therefore, the full-automatic top-hung centrifuge can improve the separation effect of the centrifuge on materials with smaller granularity or viscosity.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The full-automatic top-hung centrifuge is characterized by comprising a shell, a driving mechanism and a rotary drum mechanism, wherein the rotary drum mechanism comprises a rotary drum main body and a rotary shaft, the rotary drum main body is arranged in the shell in a hanging mode, the driving mechanism is arranged on the shell and is positioned above the rotary drum main body, the rotary drum main body is sleeved on the rotary shaft and can freely rotate along with the rotary shaft, and one end of the rotary shaft is connected with the output end of the driving mechanism;
the inner wall of the rotary drum is provided with a lining net, the lining net comprises a net main body, a plurality of through grooves in the same direction are uniformly arranged on the main body at intervals, and a plurality of arc-shaped pieces are uniformly arranged above the through grooves at intervals.
2. The fully automatic top-hung centrifuge according to claim 1, wherein a plurality of said arcuate sheets above any of said through slots are offset from a plurality of said arcuate sheets on an adjacent said through slot.
3. The fully automatic top-hung centrifuge according to claim 1, wherein the arcuate sheets are of bridge arch type construction.
4. The full-automatic top-hung centrifuge as claimed in claim 1, wherein the casing has a feed inlet and a discharge outlet, the feed inlet is connected with a first connecting pipe, the first connecting pipe extends into the main body of the rotating drum, and the discharge outlet is located at the bottom of the casing.
5. The centrifuge of claim 1, wherein the housing comprises an upper shell and a lower shell, the driving mechanism is disposed on the upper shell, a partition plate is disposed between the upper shell and the lower shell, a through hole is formed in the partition plate, and the rotating shaft extends into the upper shell through the through hole and is connected to the driving mechanism.
6. The full-automatic top-hung centrifuge according to claim 5, wherein a cleaning opening is formed in the upper shell, and a second connecting pipe is connected to the cleaning opening and extends into the drum body.
7. The centrifuge of claim 6, wherein the second connecting tube is connected to a plurality of secondary tubes, and the secondary tubes face the side wall of the bowl body.
8. The centrifuge of claim 5, wherein the upper and lower shells have gas injection ports and the upper shell has gas exhaust ports.
9. The full-automatic top-hung centrifuge according to claim 5, wherein a scraping component is disposed on the casing, the scraping component comprises a scraper and a moving component, the moving component is disposed on the partition plate, the scraper faces the inner wall of the drum body, the scraper is disposed on the moving component, and the moving component can drive the scraper to move along the axial direction of the drum body.
10. The full-automatic top-hung centrifuge according to claim 5, wherein the top shell is provided with a manhole.
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| CN202110963408.9A CN113680540A (en) | 2021-08-20 | 2021-08-20 | Full-automatic top suspension centrifuge |
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| CN202110963408.9A CN113680540A (en) | 2021-08-20 | 2021-08-20 | Full-automatic top suspension centrifuge |
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| SU1701400A1 (en) * | 1989-11-03 | 1991-12-30 | В И Засельский, Н.В Пустычский, Я.Е.Альтшулер, К Г.Новомлинцев, И.Н.Р бичев и А.П.Лукаш | Method and device for screening loose materials |
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| CN208694372U (en) * | 2018-07-23 | 2019-04-05 | 江苏巨鼎环保节能设备制造有限公司 | A kind of board-like close filter |
| CN208839159U (en) * | 2018-07-07 | 2019-05-10 | 河南省新大牧业股份有限公司 | A kind of anti-blocking sieve of solid-liquid separating machine and vibration screen module, solid-liquid separating machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| SU1701400A1 (en) * | 1989-11-03 | 1991-12-30 | В И Засельский, Н.В Пустычский, Я.Е.Альтшулер, К Г.Новомлинцев, И.Н.Р бичев и А.П.Лукаш | Method and device for screening loose materials |
| CN102615003A (en) * | 2012-03-15 | 2012-08-01 | 张家港市腾龙机械制造有限公司 | Directly-connected peeler centrifuge with upper motor |
| CN208839159U (en) * | 2018-07-07 | 2019-05-10 | 河南省新大牧业股份有限公司 | A kind of anti-blocking sieve of solid-liquid separating machine and vibration screen module, solid-liquid separating machine |
| CN208694372U (en) * | 2018-07-23 | 2019-04-05 | 江苏巨鼎环保节能设备制造有限公司 | A kind of board-like close filter |
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